Christianity in the 13th century
Encyclopedia
The Eastern Roman imperial church headed by Constantinople continued to assert its universal authority. By the 13th century this assertion was becoming increasingly irrelevant as the Eastern Roman Empire shrank and the Ottoman Turks
Ottoman Turks
The Ottoman Turks were the Turkish-speaking population of the Ottoman Empire who formed the base of the state's military and ruling classes. Reliable information about the early history of Ottoman Turks is scarce, but they take their Turkish name, Osmanlı , from the house of Osman I The Ottoman...

 took over most of what was left of the Empire (indirectly aided by invasions from the West
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

). The other Eastern European churches in communion with Constantinople were not part of its empire and were increasingly acting independently, achieving autocephalous status and only nominally acknowledging Constantinople's standing in the Church hierarchy. In Western Europe the Holy Roman Empire fragmented making it less of an empire as well.

High Scholasticism and its contemporaries

Scholasticism comes from the Latin
Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 word scholasticus, which means "that [which] belongs to the school", and was a method of learning taught by the academics (or schoolmen) of medieval universities
University
A university is an institution of higher education and research, which grants academic degrees in a variety of subjects. A university is an organisation that provides both undergraduate education and postgraduate education...

 circa 1100–1500. Scholasticism originally began to reconcile the philosophy
Philosophy
Philosophy is the study of general and fundamental problems, such as those connected with existence, knowledge, values, reason, mind, and language. Philosophy is distinguished from other ways of addressing such problems by its critical, generally systematic approach and its reliance on rational...

 of the ancient classical philosophers with medieval Christian theology. It is not a philosophy or theology in itself, but a tool and method for learning which puts emphasis on dialectical reasoning. The primary purpose of scholasticism was to find the answer to a question or resolve a contradiction. It is most well known in its application in medieval theology, but was eventually applied to classical philosophy and many other fields of study.

The 13th Century saw the attempted suppression of various groups perceived as heterodox, such as the Cathars and Waldensians
Waldensians
Waldensians, Waldenses or Vaudois are names for a Christian movement of the later Middle Ages, descendants of which still exist in various regions, primarily in North-Western Italy. There is considerable uncertainty about the earlier history of the Waldenses because of a lack of extant source...

 and the associated rise of the mendicant orders
Mendicant Orders
The mendicant orders are religious orders which depend directly on the charity of the people for their livelihood. In principle, they do not own property, either individually or collectively , believing that this was the most pure way of life to copy followed by Jesus Christ, in order that all...

 (notably the Franciscan
Franciscan
Most Franciscans are members of Roman Catholic religious orders founded by Saint Francis of Assisi. Besides Roman Catholic communities, there are also Old Catholic, Anglican, Lutheran, ecumenical and Non-denominational Franciscan communities....

s and Dominicans
Dominican Order
The Order of Preachers , after the 15th century more commonly known as the Dominican Order or Dominicans, is a Catholic religious order founded by Saint Dominic and approved by Pope Honorius III on 22 December 1216 in France...

), in part intended as a form of orthodox alternative to the heretical groups. Those two orders quickly became contexts for some of the most intense scholatsic theologizing, producing such 'high scholastic' theologians as Alexander of Hales
Alexander of Hales
Alexander Hales also called Doctor Irrefragabilis and Theologorum Monarcha was a notable thinker important in the history of scholasticism and the Franciscan School.-Life:Alexander was born at Hales ,...

 (Franciscan) and Thomas Aquinas
Thomas Aquinas
Thomas Aquinas, O.P. , also Thomas of Aquin or Aquino, was an Italian Dominican priest of the Catholic Church, and an immensely influential philosopher and theologian in the tradition of scholasticism, known as Doctor Angelicus, Doctor Communis, or Doctor Universalis...

 (Dominican), or the rather less obviously scholastic Bonaventure
Bonaventure
Saint Bonaventure, O.F.M., , born John of Fidanza , was an Italian medieval scholastic theologian and philosopher. The seventh Minister General of the Order of Friars Minor, he was also a Cardinal Bishop of Albano. He was canonized on 14 April 1482 by Pope Sixtus IV and declared a Doctor of the...

 (Franciscan). The century also saw a flourishing of mystical theology
Mysticism
Mysticism is the knowledge of, and especially the personal experience of, states of consciousness, i.e. levels of being, beyond normal human perception, including experience and even communion with a supreme being.-Classical origins:...

, with women such as Mechthild of Magdeburg
Mechthild of Magdeburg
Mechthild of Magdeburg , a Beguine, was a medieval mystic, whose book Das fließende Licht der Gottheit described her visions of God....

 playing a prominent role. In addition, the century can be seen as period in which the study of natural philosophy that could anachronistically be called 'science' began once again to flourish in theological soil, in the hands of such men as Robert Grosseteste
Robert Grosseteste
Robert Grosseteste or Grossetete was an English statesman, scholastic philosopher, theologian and Bishop of Lincoln. He was born of humble parents at Stradbroke in Suffolk. A.C...

 and Roger Bacon
Roger Bacon
Roger Bacon, O.F.M. , also known as Doctor Mirabilis , was an English philosopher and Franciscan friar who placed considerable emphasis on the study of nature through empirical methods...

.

Notable authors include:
  • Saint Dominic
    Saint Dominic
    Saint Dominic , also known as Dominic of Osma, often called Dominic de Guzmán and Domingo Félix de Guzmán was the founder of the Friars Preachers, popularly called the Dominicans or Order of Preachers , a Catholic religious order...

     (1170–1221)
  • Robert Grosseteste
    Robert Grosseteste
    Robert Grosseteste or Grossetete was an English statesman, scholastic philosopher, theologian and Bishop of Lincoln. He was born of humble parents at Stradbroke in Suffolk. A.C...

     (c.1175-1253)
  • Francis of Assisi
    Francis of Assisi
    Saint Francis of Assisi was an Italian Catholic friar and preacher. He founded the men's Franciscan Order, the women’s Order of St. Clare, and the lay Third Order of Saint Francis. St...

     (1182–1226)
  • Alexander of Hales
    Alexander of Hales
    Alexander Hales also called Doctor Irrefragabilis and Theologorum Monarcha was a notable thinker important in the history of scholasticism and the Franciscan School.-Life:Alexander was born at Hales ,...

     (died 1245)
  • Mechthild of Magdeburg
    Mechthild of Magdeburg
    Mechthild of Magdeburg , a Beguine, was a medieval mystic, whose book Das fließende Licht der Gottheit described her visions of God....

     (1210–1285)
  • Roger Bacon
    Roger Bacon
    Roger Bacon, O.F.M. , also known as Doctor Mirabilis , was an English philosopher and Franciscan friar who placed considerable emphasis on the study of nature through empirical methods...

     (1214–1294)
  • Bonaventure
    Bonaventure
    Saint Bonaventure, O.F.M., , born John of Fidanza , was an Italian medieval scholastic theologian and philosopher. The seventh Minister General of the Order of Friars Minor, he was also a Cardinal Bishop of Albano. He was canonized on 14 April 1482 by Pope Sixtus IV and declared a Doctor of the...

     (1221–1274)
  • Thomas Aquinas
    Thomas Aquinas
    Thomas Aquinas, O.P. , also Thomas of Aquin or Aquino, was an Italian Dominican priest of the Catholic Church, and an immensely influential philosopher and theologian in the tradition of scholasticism, known as Doctor Angelicus, Doctor Communis, or Doctor Universalis...

     (1225–1274)
  • Angela of Foligno
    Angela of Foligno
    Angela of Foligno was a Christian author, Franciscan tertiary, and mystic. She was noted not only for her spiritual writings, but also for founding a religious order.-Early life and conversion:...

     (1248–1309)

Western Religious Orders

The monastic orders, especially the Benedictines, Cistercians, and Premonstratensians
Premonstratensian
The Order of Canons Regular of Prémontré, also known as the Premonstratensians, the Norbertines, or in Britain and Ireland as the White Canons , are a Catholic religious order of canons regular founded at Prémontré near Laon in 1120 by Saint Norbert, who later became Archbishop of Magdeburg...

, continued to have an important role in the Catholic Church throughout the 13th Century. The Mendicant Orders
Mendicant Orders
The mendicant orders are religious orders which depend directly on the charity of the people for their livelihood. In principle, they do not own property, either individually or collectively , believing that this was the most pure way of life to copy followed by Jesus Christ, in order that all...

, which focused on poverty, preaching and other forms of pastoral ministry, were founded at this time. The four Mendicant Orders recognized by the Second Council of Lyon
Second Council of Lyon
The Second Council of Lyon was the fourteenth ecumenical council of the Catholic Church, convoked on 31 March 1272 and convened in Lyon, France, in 1274. Pope Gregory X presided over the council, called to act on a pledge by Byzantine emperor Michael VIII to reunite the Eastern church with the West...

 are:
  • The Order of Preachers (Dominicans
    Dominican Order
    The Order of Preachers , after the 15th century more commonly known as the Dominican Order or Dominicans, is a Catholic religious order founded by Saint Dominic and approved by Pope Honorius III on 22 December 1216 in France...

    ), founded in 1215 by St. Dominic de Guzman.
  • The Friars Minor (Franciscans), founded in 1209 by St. Francis of Assisi
  • The Hermits of St. Augustine (Augustinians
    Augustinians
    The term Augustinians, named after Saint Augustine of Hippo , applies to two separate and unrelated types of Catholic religious orders:...

    ), founded in 1256 when different communities that followed the Rule of St. Augustine
    St. Augustine
    -People:* Augustine of Hippo or Augustine of Hippo , father of the Latin church* Augustine of Canterbury , first Archbishop of Canterbury* Augustine Webster, an English Catholic martyr.-Places:*St. Augustine, Florida, United States...

     were united.
  • The Order of Our Lady of Mount Carmel (Carmelites
    Carmelites
    The Order of the Brothers of Our Lady of Mount Carmel or Carmelites is a Catholic religious order perhaps founded in the 12th century on Mount Carmel, hence its name. However, historical records about its origin remain uncertain...

    ), which were founded in the Holy Land
    Holy Land
    The Holy Land is a term which in Judaism refers to the Kingdom of Israel as defined in the Tanakh. For Jews, the Land's identifiction of being Holy is defined in Judaism by its differentiation from other lands by virtue of the practice of Judaism often possible only in the Land of Israel...

     in the 12th Century but came to Europe in the 13th Century.

Crusades

The Fourth Crusade
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

, begun by Innocent III in 1202, intended to retake the Holy Land but was soon subverted by Venetians who used the forces to sack the Christian city of Zara
Zadar
Zadar is a city in Croatia on the Adriatic Sea. It is the centre of Zadar county and the wider northern Dalmatian region. Population of the city is 75,082 citizens...

. Innocent excommunicated the Venetians and crusaders. Eventually the crusaders arrived in Constantinople, but due to strife which arose between them and the Byzantines
Byzantine Empire
The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

, rather than proceed to the Holy Land the crusaders instead sacked Constantinople and other parts of Asia Minor effectively establishing the Latin Empire
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 of Constantinople in Greece and Asia Minor. This was effectively the last crusade sponsored by the papacy; later crusades were sponsored by individuals. Thus, though Jerusalem was held for nearly a century and other strongholds in the Near East would remain in Christian possession much longer, the crusades in the Holy Land ultimately failed to establish permanent Christian kingdoms.

Islamic expansion into Europe would renew and remain a threat for centuries culminating in the campaigns of Suleiman the Magnificent
Suleiman the Magnificent
Suleiman I was the tenth and longest-reigning Sultan of the Ottoman Empire, from 1520 to his death in 1566. He is known in the West as Suleiman the Magnificent and in the East, as "The Lawgiver" , for his complete reconstruction of the Ottoman legal system...

 in the 16th century. On the other hand, the crusades in southern Spain, southern Italy, and Sicily eventually lead to the demise of Islamic power in the regions; the Teutonic knights expanded Christian domains in Eastern Europe, and the much less frequent crusades within Christendom, such as the Albigensian Crusade
Albigensian Crusade
The Albigensian Crusade or Cathar Crusade was a 20-year military campaign initiated by the Catholic Church to eliminate Catharism in Languedoc...

, achieved their goal of maintaining doctrinal unity.

The final breach is often considered to have arisen after the capture and sacking of Constantinople by the Fourth Crusade
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

 in 1204. Crusades against Christians in the East by Roman Catholic crusaders was not exclusive to the Mediterranean though (see also the Northern Crusades
Northern Crusades
The Northern Crusades or Baltic Crusades were crusades undertaken by the Christian kings of Denmark and Sweden, the German Livonian and Teutonic military orders, and their allies against the pagan peoples of Northern Europe around the southern and eastern shores of the Baltic Sea...

 and the Battle of the Ice
Battle of the Ice
The Battle of the Ice , also known as the Battle of Lake Peipus , was a battle between the Republic of Novgorod and the Livonian branch of the Teutonic Knights on April 5, 1242, at Lake Peipus...

). The sacking of Constantinople
Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

 and the Church of Holy Wisdom
Hagia Sophia
Hagia Sophia is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey...

 and establishment of the Latin Empire
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 as a seeming attempt to supplant the Orthodox Byzantine Empire
Byzantine Empire
The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

 in 1204 is viewed with some rancour to the present day. Many in the East saw the actions of the West as a prime determining factor in the weakening of Byzantium. This led to the Empire's eventual conquest and fall to Islam. In 2004, Pope John Paul II
Pope John Paul II
Blessed Pope John Paul II , born Karol Józef Wojtyła , reigned as Pope of the Catholic Church and Sovereign of Vatican City from 16 October 1978 until his death on 2 April 2005, at of age. His was the second-longest documented pontificate, which lasted ; only Pope Pius IX ...

 extended a formal apology for the sacking of Constantinople in 1204; the apology was formally accepted by Patriarch Bartholomew of Constantinople. Many things that were stolen during this time: holy relic
Relic
In religion, a relic is a part of the body of a saint or a venerated person, or else another type of ancient religious object, carefully preserved for purposes of veneration or as a tangible memorial...

s, riches, and many other items, are still held in various Western European cities, particularly Venice
Venice
Venice is a city in northern Italy which is renowned for the beauty of its setting, its architecture and its artworks. It is the capital of the Veneto region...

.

Fourth Crusade 1202–1204

The Fourth Crusade was initiated in 1202 by Pope Innocent III
Pope Innocent III
Pope Innocent III was Pope from 8 January 1198 until his death. His birth name was Lotario dei Conti di Segni, sometimes anglicised to Lothar of Segni....

, with the intention of invading the Holy Land through Egypt. Because the Crusaders lacked the funds to pay for the fleet and provisions that they had contracted from the Venetians
Republic of Venice
The Republic of Venice or Venetian Republic was a state originating from the city of Venice in Northeastern Italy. It existed for over a millennium, from the late 7th century until 1797. It was formally known as the Most Serene Republic of Venice and is often referred to as La Serenissima, in...

, Doge
Doge of Venice
The Doge of Venice , often mistranslated Duke was the chief magistrate and leader of the Most Serene Republic of Venice for over a thousand years. Doges of Venice were elected for life by the city-state's aristocracy. Commonly the person selected as Doge was the shrewdest elder in the city...

 Enrico Dandolo
Enrico Dandolo
Enrico Dandolo — anglicised as Henry Dandolo and Latinized as Henricus Dandulus — was the 41st Doge of Venice from 1195 until his death...

 enlisted the crusaders to restore the Christian city of Zara (Zadar
Zadar
Zadar is a city in Croatia on the Adriatic Sea. It is the centre of Zadar county and the wider northern Dalmatian region. Population of the city is 75,082 citizens...

) to obedience. Because they subsequently lacked provisions and time on their vessel lease, the leaders decided to go to Constantinople
Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

, where they attempted to place a Byzantine exile on the throne. After a series of misunderstandings and outbreaks of violence, the Crusaders sacked the city
Siege of Constantinople (1204)
The Siege of Constantinople occurred in 1204; it destroyed parts of the capital of the Byzantine Empire as it was confiscated by Western European and Venetian Crusaders...

 in 1204, and established the so-called Latin Empire
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 and a series of other Crusader states
Frangokratia
The Frankokratia or Frangokratia , also known as Latinokratia is the period in Greek history after the Fourth Crusade , when a number of Western European Crusader states were established in Greece, on the territory of the dissolved Byzantine Empire .The term derives from the fact that Orthodox...

 throughout the territories of the Greek Byzantine Empire. This is often seen as the final breaking point of the Great Schism
East-West Schism
The East–West Schism of 1054, sometimes known as the Great Schism, formally divided the State church of the Roman Empire into Eastern and Western branches, which later became known as the Eastern Orthodox Church and the Roman Catholic Church, respectively...

 between the Eastern Orthodox Church
Eastern Orthodox Church
The Orthodox Church, officially called the Orthodox Catholic Church and commonly referred to as the Eastern Orthodox Church, is the second largest Christian denomination in the world, with an estimated 300 million adherents mainly in the countries of Belarus, Bulgaria, Cyprus, Georgia, Greece,...

 and (Western) Roman Catholic Church
Roman Catholic Church
The Catholic Church, also known as the Roman Catholic Church, is the world's largest Christian church, with over a billion members. Led by the Pope, it defines its mission as spreading the gospel of Jesus Christ, administering the sacraments and exercising charity...

.

The sack of Constantinople during the Fourth Crusade
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

 left Eastern Christians embittered, despite the fact that Pope Innocent III
Pope Innocent III
Pope Innocent III was Pope from 8 January 1198 until his death. His birth name was Lotario dei Conti di Segni, sometimes anglicised to Lothar of Segni....

 had expressly forbidden any such attack. In 2001, Pope John Paul II
Pope John Paul II
Blessed Pope John Paul II , born Karol Józef Wojtyła , reigned as Pope of the Catholic Church and Sovereign of Vatican City from 16 October 1978 until his death on 2 April 2005, at of age. His was the second-longest documented pontificate, which lasted ; only Pope Pius IX ...

 apologized to the Orthodox Christians for the sins of Catholics including the sacking of Constantinople in 1204.

Fourth Crusade and various violent conflicts

During the Fourth Crusade
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

, however, Latin crusaders and Venetian merchants sacked Constantinople
Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

, looting The Church of Holy Wisdom
Hagia Sophia
Hagia Sophia is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey...

 and various other Orthodox Holy sites and converting The Church of Holy Wisdom and other holy sites from Orthodox Christian sites to Roman Catholic ones. These churches' and monasteries' holy artifacts were taken to the West, and many of these artifacts have yet to be returned. This was proceeded by a European backed attempted conquest of Byzantium, Greece, and Bulgaria
Bulgaria
Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

 (see the Battle of Adrianople (1205)
Battle of Adrianople (1205)
The Battle of Adrianople occurred on April 14, 1205 between Bulgarians under Tsar Kaloyan of Bulgaria, and Crusaders under Baldwin I. It was won by the Bulgarians after a skillful ambush using the help of their Cuman and Greek allies. Around 300 knights were killed, including Louis of Blois, Duke...

) and other "Eastern" Christian countries which led to the establishment of the Latin Empire of the East
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 and the Latin Patriarch of Constantinople
Latin Patriarch of Constantinople
The Latin Patriarch of Constantinople was an office established as a result of Crusader activity in the Near East. The title should not be confused with that of the Patriarch of Constantinople, an office which existed before and after....

 (with various other Crusader states
Crusader states
The Crusader states were a number of mostly 12th- and 13th-century feudal states created by Western European crusaders in Asia Minor, Greece and the Holy Land , and during the Northern Crusades in the eastern Baltic area...

). This period of chaotic rule over the sacked and looted lands of the Byzantine Empire is still known among Eastern Christians as Frangokratia
Frangokratia
The Frankokratia or Frangokratia , also known as Latinokratia is the period in Greek history after the Fourth Crusade , when a number of Western European Crusader states were established in Greece, on the territory of the dissolved Byzantine Empire .The term derives from the fact that Orthodox...

. The sacking of Constantinople is also seen as a factor that weakened Byzantium and led to its to fall to Islam. Various crusades before and after targeted and massacred Orthodox Christians (see the Northern crusades
Northern Crusades
The Northern Crusades or Baltic Crusades were crusades undertaken by the Christian kings of Denmark and Sweden, the German Livonian and Teutonic military orders, and their allies against the pagan peoples of Northern Europe around the southern and eastern shores of the Baltic Sea...

 for example). The Teutonic Order's attempts to conquer Orthodox
Eastern Orthodox Church
The Orthodox Church, officially called the Orthodox Catholic Church and commonly referred to as the Eastern Orthodox Church, is the second largest Christian denomination in the world, with an estimated 300 million adherents mainly in the countries of Belarus, Bulgaria, Cyprus, Georgia, Greece,...

 Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 (particularly the Republics of Pskov
Pskov Republic
Pskov, known at various times as the Principality of Pskov or the Pskov Republic , was a medieval state on the south shore of Lake Pskov. The capital city, also named Pskov, was located at the southern end of the Peipus–Pskov Lake system at the southeast corner of Ugandi, about southwest of...

 and Novgorod
Novgorod Republic
The Novgorod Republic was a large medieval Russian state which stretched from the Baltic Sea to the Ural Mountains between the 12th and 15th centuries, centred on the city of Novgorod...

), an enterprise endorsed by Pope Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

, can also be considered as a part of the Northern Crusades. One of the major blows to the idea of the conquest of Russia was the Battle of the Ice
Battle of the Ice
The Battle of the Ice , also known as the Battle of Lake Peipus , was a battle between the Republic of Novgorod and the Livonian branch of the Teutonic Knights on April 5, 1242, at Lake Peipus...

 in 1242. With or without the Pope's blessing, Sweden also undertook several crusades against Orthodox Novgorod
Swedish-Novgorodian Wars
Swedish–Novgorodian Wars were a series of conflicts in the 12th and 13th centuries between the Republic of Novgorod and medieval Sweden over control of the Gulf of Finland, an area vital to the Hanseatic League and part of the Varangian-Byzantine trade route...

. These crusades solidified the schism between East and West. Recent violence perpetuating the schism between the two groups happened in World War II (see the Ustashe, Benito Mussolini
Benito Mussolini
Benito Amilcare Andrea Mussolini was an Italian politician who led the National Fascist Party and is credited with being one of the key figures in the creation of Fascism....

's invasion of Greece) and the Balkan Wars of the 1990s.

Crusades against the Eastern Orthodox

The final breach between East and West is often considered to have arisen after the capture and sacking of Constantinople
Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

 by the Fourth Crusade
Fourth Crusade
The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

 in 1204. Crusades against Christians in the East by Roman Catholic crusaders were not exclusive to this crusade nor the Mediterranean. The sacking of Constantinople and the Church of Holy Wisdom
Hagia Sophia
Hagia Sophia is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey...

, the destruction of the Monastery of Stoudios, Library of Constantinople
Library of Constantinople
The Imperial Library of Constantinople, in the capital city of the Byzantine Empire, was the last of the great libraries of the ancient world. Long after the destruction of the Great Library of Alexandria and the other ancient libraries, it preserved the knowledge of the ancient Greeks and Romans...

 and the establishment of the Latin Empire
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 in Constantinople and also throughout West Asia Minor and Greece (see the Kingdom of Thessalonica
Kingdom of Thessalonica
The Kingdom of Thessalonica was a short-lived Crusader State founded after the Fourth Crusade over the conquered Byzantine lands.- Background :...

, Kingdom of Cyprus
Kingdom of Cyprus
The Kingdom of Cyprus was a Crusader kingdom on the island of Cyprus in the high and late Middle Ages, between 1192 and 1489. It was ruled by the French House of Lusignan.-History:...

) are considered definitive though. This is in light of perceived Roman Catholic atrocities not exclusive to the capital city of Constantinople in 1204 starting the period in the East referred to as Frangokratia
Frangokratia
The Frankokratia or Frangokratia , also known as Latinokratia is the period in Greek history after the Fourth Crusade , when a number of Western European Crusader states were established in Greece, on the territory of the dissolved Byzantine Empire .The term derives from the fact that Orthodox...

. The establishment of the Latin Empire in 1204 was intended to supplant the Orthodox Byzantine Empire
Byzantine Empire
The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

. This is symbolized by many Orthodox churches being converted into Roman Catholic properties and churches like Hagia Sophia
Hagia Sophia
Hagia Sophia is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey...

 and Church of the Pantokrator, and it is viewed with some rancor to the present day. Some of the European Christian community actively endorsed the attacking of Eastern Christians.

The Teutonic Order
Teutonic Knights
The Order of Brothers of the German House of Saint Mary in Jerusalem , commonly the Teutonic Order , is a German medieval military order, in modern times a purely religious Catholic order...

's attempts to conquer Orthodox
Eastern Orthodox Church
The Orthodox Church, officially called the Orthodox Catholic Church and commonly referred to as the Eastern Orthodox Church, is the second largest Christian denomination in the world, with an estimated 300 million adherents mainly in the countries of Belarus, Bulgaria, Cyprus, Georgia, Greece,...

 Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 (particularly the Republics of Pskov
Pskov Republic
Pskov, known at various times as the Principality of Pskov or the Pskov Republic , was a medieval state on the south shore of Lake Pskov. The capital city, also named Pskov, was located at the southern end of the Peipus–Pskov Lake system at the southeast corner of Ugandi, about southwest of...

 and Novgorod
Novgorod Republic
The Novgorod Republic was a large medieval Russian state which stretched from the Baltic Sea to the Ural Mountains between the 12th and 15th centuries, centred on the city of Novgorod...

), an enterprise endorsed by Pope Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

, can also be considered as a part of the Northern Crusades
Northern Crusades
The Northern Crusades or Baltic Crusades were crusades undertaken by the Christian kings of Denmark and Sweden, the German Livonian and Teutonic military orders, and their allies against the pagan peoples of Northern Europe around the southern and eastern shores of the Baltic Sea...

. One of the major blows for the idea of the conquest of Russia was the Battle of the Ice
Battle of the Ice
The Battle of the Ice , also known as the Battle of Lake Peipus , was a battle between the Republic of Novgorod and the Livonian branch of the Teutonic Knights on April 5, 1242, at Lake Peipus...

 in 1242. With or without the Pope's blessing, Sweden also undertook several crusades against Orthodox Novgorod
Swedish-Novgorodian Wars
Swedish–Novgorodian Wars were a series of conflicts in the 12th and 13th centuries between the Republic of Novgorod and medieval Sweden over control of the Gulf of Finland, an area vital to the Hanseatic League and part of the Varangian-Byzantine trade route...

. Many in the East saw the actions of the West in the Mediterranean as a prime determining factor in the weakening of Byzantium which led to the Empire's eventual conquest and fall to Islam. Some Eastern Orthodox see a continuation of Roman Catholic hostility in the establishment of the Uniate or Eastern Catholic Churches (see the sainting of Bissarion in 1950).

In 2004, Pope John Paul II
Pope John Paul II
Blessed Pope John Paul II , born Karol Józef Wojtyła , reigned as Pope of the Catholic Church and Sovereign of Vatican City from 16 October 1978 until his death on 2 April 2005, at of age. His was the second-longest documented pontificate, which lasted ; only Pope Pius IX ...

 extended a formal apology for the sacking of Constantinople in 1204; the apology was formally accepted by Patriarch Bartholomew of Constantinople. Many things that were stolen during this time: holy relics
Relic
In religion, a relic is a part of the body of a saint or a venerated person, or else another type of ancient religious object, carefully preserved for purposes of veneration or as a tangible memorial...

, riches, and many other items, are still held in various Western European cities, particularly Venice
Venice
Venice is a city in northern Italy which is renowned for the beauty of its setting, its architecture and its artworks. It is the capital of the Veneto region...

.

Establishment of the Roman Catholic Eastern Empire

After the Sack of Constantinople in 1204 AD by Roman Catholic Crusaders as part of the fourth crusade, much of Asia Minor was brought under Roman Catholic rule and the Latin Empire of the East was established. As the conquest by the European crusaders was not exclusive to the fourth crusade many various kingdoms of European rule where established. After the fall of Constantinople to the Latin West the Empire of Nicaea
Empire of Nicaea
The Empire of Nicaea was the largest of the three Byzantine Greek successor states founded by the aristocracy of the Byzantine Empire that fled after Constantinople was occupied by Western European and Venetian forces during the Fourth Crusade...

 was established which was later to be origin of the Greek monarchy that defeated the Latin forces of Europe and re-established Orthodox Monarchy in Constantiople and Asia Minor.

After the First Crusade

In the 13th century, Crusades never expressed such a popular fever, and after Acre
Acre, Israel
Acre , is a city in the Western Galilee region of northern Israel at the northern extremity of Haifa Bay. Acre is one of the oldest continuously inhabited sites in the country....

 fell for the last time in 1291 and the Occitan
Occitania
Occitania , also sometimes lo País d'Òc, "the Oc Country"), is the region in southern Europe where Occitan was historically the main language spoken, and where it is sometimes still used, for the most part as a second language...

 Cathar
Cathar
Catharism was a name given to a Christian religious sect with dualistic and gnostic elements that appeared in the Languedoc region of France and other parts of Europe in the 11th century and flourished in the 12th and 13th centuries...

s were exterminated during the Albigensian Crusade
Albigensian Crusade
The Albigensian Crusade or Cathar Crusade was a 20-year military campaign initiated by the Catholic Church to eliminate Catharism in Languedoc...

, the crusading ideal became devalued by Papal justifications of political and territorial aggressions within Catholic Europe.

Albigensian Crusade

The Albigensian Crusade
Albigensian Crusade
The Albigensian Crusade or Cathar Crusade was a 20-year military campaign initiated by the Catholic Church to eliminate Catharism in Languedoc...

 was launched in 1209 to eliminate the heretical
Heresy
Heresy is a controversial or novel change to a system of beliefs, especially a religion, that conflicts with established dogma. It is distinct from apostasy, which is the formal denunciation of one's religion, principles or cause, and blasphemy, which is irreverence toward religion...

 Cathars of Occitania
Occitania
Occitania , also sometimes lo País d'Òc, "the Oc Country"), is the region in southern Europe where Occitan was historically the main language spoken, and where it is sometimes still used, for the most part as a second language...

 (the south of modern-day France
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

). It was a decade-long struggle that had as much to do with the concerns of northern France to extend its control southwards as it did with heresy. In the end, both the Cathars and the independence of southern France were exterminated.

After a papal legate
Papal legate
A papal legate – from the Latin, authentic Roman title Legatus – is a personal representative of the pope to foreign nations, or to some part of the Catholic Church. He is empowered on matters of Catholic Faith and for the settlement of ecclesiastical matters....

 was murdered by the Cathars in 1208, Pope Innocent III
Pope Innocent III
Pope Innocent III was Pope from 8 January 1198 until his death. His birth name was Lotario dei Conti di Segni, sometimes anglicised to Lothar of Segni....

 declared the Albigensian Crusade
Albigensian Crusade
The Albigensian Crusade or Cathar Crusade was a 20-year military campaign initiated by the Catholic Church to eliminate Catharism in Languedoc...

. Abuses committed during the crusade caused Innocent III to informally institute the first papal inquisition to prevent future aberrational practices and to root out the remaining Cathars. Formalized under Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

, this Medieval inquisition
Medieval Inquisition
The Medieval Inquisition is a series of Inquisitions from around 1184, including the Episcopal Inquisition and later the Papal Inquisition...

 executed an average of three people per year for heresy at its height. Over time, other inquisitions were launched by the Church or secular rulers to prosecute heretics, to respond to the threat of Moorish
Moors
The description Moors has referred to several historic and modern populations of the Maghreb region who are predominately of Berber and Arab descent. They came to conquer and rule the Iberian Peninsula for nearly 800 years. At that time they were Muslim, although earlier the people had followed...

 invasion or for political purposes. The accused were encouraged to recant their heresy and those who did not could be punished by penance, fines, imprisonment, torture or execution by burning.

Children's Crusade

The Children's Crusade is a series of possibly fictitious or misinterpreted events of 1212. The story is that an outburst of the old popular enthusiasm led a gathering of children in France and Germany, which Pope Innocent III
Pope Innocent III
Pope Innocent III was Pope from 8 January 1198 until his death. His birth name was Lotario dei Conti di Segni, sometimes anglicised to Lothar of Segni....

 interpreted as a reproof from heaven to their unworthy elders. The leader of the French army, Stephen, led 30,000 children. The leader of the German army, Nicholas, led 7,000 children. None of the children actually reached the Holy Land: those who did not return home or settle along the route to Jerusalem either died from shipwreck
Shipwreck
A shipwreck is what remains of a ship that has wrecked, either sunk or beached. Whatever the cause, a sunken ship or a wrecked ship is a physical example of the event: this explains why the two concepts are often overlapping in English....

 or hunger
Starvation
Starvation is a severe deficiency in caloric energy, nutrient and vitamin intake. It is the most extreme form of malnutrition. In humans, prolonged starvation can cause permanent organ damage and eventually, death...

, or were sold into slavery
Slavery
Slavery is a system under which people are treated as property to be bought and sold, and are forced to work. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to demand compensation...

 in Egypt
Egypt
Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

 or North Africa
North Africa
North Africa or Northern Africa is the northernmost region of the African continent, linked by the Sahara to Sub-Saharan Africa. Geopolitically, the United Nations definition of Northern Africa includes eight countries or territories; Algeria, Egypt, Libya, Morocco, South Sudan, Sudan, Tunisia, and...

.

Fifth Crusade 1217–1221

By processions, prayers, and preaching, the Church attempted to set another crusade afoot, and the Fourth Council of the Lateran
Fourth Council of the Lateran
The Fourth Council of the Lateran was convoked by Pope Innocent III with the papal bull of April 19, 1213, and the Council gathered at Rome's Lateran Palace beginning November 11, 1215. Due to the great length of time between the Council's convocation and meeting, many bishops had the opportunity...

 (1215) formulated a plan for the recovery of the Holy Land. In the first phase, a crusading force from Austria
Austria
Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

 and Hungary
Hungary
Hungary , officially the Republic of Hungary , is a landlocked country in Central Europe. It is situated in the Carpathian Basin and is bordered by Slovakia to the north, Ukraine and Romania to the east, Serbia and Croatia to the south, Slovenia to the southwest and Austria to the west. The...

 joined the forces of the king of Jerusalem and the prince of Antioch
Principality of Antioch
The Principality of Antioch, including parts of modern-day Turkey and Syria, was one of the crusader states created during the First Crusade.-Foundation:...

 to take back Jerusalem. In the second phase, crusader forces achieved a remarkable feat in the capture of Damietta
Damietta
Damietta , also known as Damiata, or Domyat, is a port and the capital of the Damietta Governorate in Egypt. It is located at the intersection between the Mediterranean Sea and the Nile, about north of Cairo.-History:...

 in Egypt in 1219, but under the urgent insistence of the papal legate
Papal legate
A papal legate – from the Latin, authentic Roman title Legatus – is a personal representative of the pope to foreign nations, or to some part of the Catholic Church. He is empowered on matters of Catholic Faith and for the settlement of ecclesiastical matters....

, Pelagius
Pelagio Galvani
Pelagio Galvani was a Leonese Cardinal, and canon lawyer. He became a papal legate and leader of the Fifth Crusade....

, they then launched a foolhardy attack on Cairo
Cairo
Cairo , is the capital of Egypt and the largest city in the Arab world and Africa, and the 16th largest metropolitan area in the world. Nicknamed "The City of a Thousand Minarets" for its preponderance of Islamic architecture, Cairo has long been a centre of the region's political and cultural life...

 in July of 1221. The crusaders were turned back after their dwindling supplies led to a forced retreat. A night-time attack by the ruler of Egypt, the powerful Sultan Al-Kamil
Al-Kamil
Al-Kamil was a Kurdish Ayyubid sultan who ruled North Africa. During his tenure as sultan, the Ayyubids defeated two crusades. In a temporary agreement with the Crusaders, he ceded Jerusalem to the Christians.-Biography:He was the son of sultan al-Adil, a brother of Saladin...

, resulted in a great number of crusader losses and eventually in the surrender of the army. Al-Kamil agreed to an eight-year peace agreement with Europe.

Sixth Crusade 1228–1229

Emperor Frederick II had repeatedly vowed a crusade but failed to live up to his words, for which he was excommunicated
Excommunication
Excommunication is a religious censure used to deprive, suspend or limit membership in a religious community. The word means putting [someone] out of communion. In some religions, excommunication includes spiritual condemnation of the member or group...

 by Pope Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

 in 1228. He nonetheless set sail from Brindisi
Brindisi
Brindisi is a city in the Apulia region of Italy, the capital of the province of Brindisi, off the coast of the Adriatic Sea.Historically, the city has played an important role in commerce and culture, due to its position on the Italian Peninsula and its natural port on the Adriatic Sea. The city...

, landed in Palestine, and through diplomacy he achieved unexpected success: Jerusalem, Nazareth
Nazareth
Nazareth is the largest city in the North District of Israel. Known as "the Arab capital of Israel," the population is made up predominantly of Palestinian Arab citizens of Israel...

, and Bethlehem
Bethlehem
Bethlehem is a Palestinian city in the central West Bank of the Jordan River, near Israel and approximately south of Jerusalem, with a population of about 30,000 people. It is the capital of the Bethlehem Governorate of the Palestinian National Authority and a hub of Palestinian culture and tourism...

 were delivered to the crusaders for a period of ten years.
In 1229 after failing to conquer Egypt, Frederick II of the Holy Roman Empire
Holy Roman Empire
The Holy Roman Empire was a realm that existed from 962 to 1806 in Central Europe.It was ruled by the Holy Roman Emperor. Its character changed during the Middle Ages and the Early Modern period, when the power of the emperor gradually weakened in favour of the princes...

, made a peace treaty with Al-Kamil
Al-Kamil
Al-Kamil was a Kurdish Ayyubid sultan who ruled North Africa. During his tenure as sultan, the Ayyubids defeated two crusades. In a temporary agreement with the Crusaders, he ceded Jerusalem to the Christians.-Biography:He was the son of sultan al-Adil, a brother of Saladin...

, the ruler of Egypt. This treaty allowed Christians to rule over most of Jerusalem, while the Muslims were given control of the Dome of the Rock
Dome of the Rock
The Dome of the Rock is a shrine located on the Temple Mount in the Old City of Jerusalem. The structure has been refurbished many times since its initial completion in 691 CE at the order of Umayyad Caliph Abd al-Malik...

 and the Al-Aksa mosque. The peace brought about by this treaty lasted for about ten years. Many of the Muslims though were not happy with Al-Kamil for giving up control of Jerusalem and in 1244, following a siege
Siege of Jerusalem (1244)
Frederick II, Holy Roman Emperor led the Sixth Crusade to the Holy Land in 1228, and claimed the kingship of Jerusalem by right of his wife, Queen Yolande of Jerusalem, who had inherited the title of 'Queen of Jerusalem' from her mother, Maria of Montferrat, the wife of John of Brienne.The size of...

, the Muslims regained control of the city.

Seventh Crusade 1248–1254

The papal interests represented by the Templars
Knights Templar
The Poor Fellow-Soldiers of Christ and of the Temple of Solomon , commonly known as the Knights Templar, the Order of the Temple or simply as Templars, were among the most famous of the Western Christian military orders...

 brought on a conflict with Egypt in 1243, and in the following year a Khwarezmian
Khwarezmian Empire
The Khwarazmian dynasty or Khwarezmian dynasty, also known as Khwarezmids, dynasty of Khwarazm Shahs or Khwarezm-Shah dynasty was a Persianate Sunni Muslim dynasty of Turkic mamluk origin.They ruled Greater Iran in the High Middle Ages, in the period of about 1077 to 1231, first as vassals of...

 force summoned by the latter stormed Jerusalem. The crusaders were drawn into battle at La Forbie
Battle of La Forbie
The Battle of La Forbie, also known as the Battle of Harbiyah, was fought October 17, 1244 – October 18, 1244 between the allied armies and the Egyptian army of the Ayyubid Sultan as-Salih Ayyub, reinforced with Khwarezmian mercenaries.-Prelude:The capture of...

 in Gaza
Gaza
Gaza , also referred to as Gaza City, is a Palestinian city in the Gaza Strip, with a population of about 450,000, making it the largest city in the Palestinian territories.Inhabited since at least the 15th century BC,...

. The crusader army and its Bedouin mercenaries were completely defeated within forty-eight hours by Baibars
Baibars
Baibars or Baybars , nicknamed Abu l-Futuh , was a Mamluk Sultan of Egypt. He was one of the commanders of the forces which inflicted a devastating defeat on the Seventh Crusade of King Louis IX of France and he led the vanguard of the Egyptian army at the Battle of Ain Jalut in 1260, which marked...

' force of Khwarezmian
Khwarezmian Empire
The Khwarazmian dynasty or Khwarezmian dynasty, also known as Khwarezmids, dynasty of Khwarazm Shahs or Khwarezm-Shah dynasty was a Persianate Sunni Muslim dynasty of Turkic mamluk origin.They ruled Greater Iran in the High Middle Ages, in the period of about 1077 to 1231, first as vassals of...

 tribesmen. This battle is considered by many historians to have been the death knell to the Kingdom of Outremer.
Outremer
Outremer, French for "overseas", was a general name given to the Crusader states established after the First Crusade: the County of Edessa, the Principality of Antioch, the County of Tripoli and especially the Kingdom of Jerusalem...

 Although this provoked no widespread outrage in Europe as the fall of Jerusalem in 1187 had done, Louis IX of France
Louis IX of France
Louis IX , commonly Saint Louis, was King of France from 1226 until his death. He was also styled Louis II, Count of Artois from 1226 to 1237. Born at Poissy, near Paris, he was an eighth-generation descendant of Hugh Capet, and thus a member of the House of Capet, and the son of Louis VIII and...

 organized a crusade against Egypt from 1248 to 1254, leaving from the newly constructed port of Aigues-Mortes
Aigues-Mortes
Aigues-Mortes is a commune in the Gard department in southern France.The medieval city walls surrounding the city are well preserved.-History:...

 in southern France. It was a failure, and Louis spent much of the crusade living at the court of the crusader kingdom in Acre. In the midst of this crusade was the first Shepherds' Crusade
Shepherds' Crusade
The Shepherds' Crusade refers to separate events from the 13th and 14th century. The first took place in 1251 during the Seventh Crusade; the second occurred in 1320.-Shepherds' Crusade, 1251:...

 in 1251.

Eighth Crusade 1270

The eighth Crusade was organized by Louis IX
Louis IX of France
Louis IX , commonly Saint Louis, was King of France from 1226 until his death. He was also styled Louis II, Count of Artois from 1226 to 1237. Born at Poissy, near Paris, he was an eighth-generation descendant of Hugh Capet, and thus a member of the House of Capet, and the son of Louis VIII and...

 in 1270, again sailing from Aigues-Mortes, initially to come to the aid of the remnants of the crusader states in Syria
Syria
Syria , officially the Syrian Arab Republic , is a country in Western Asia, bordering Lebanon and the Mediterranean Sea to the West, Turkey to the north, Iraq to the east, Jordan to the south, and Israel to the southwest....

. However, the crusade was diverted to Tunis
Tunis
Tunis is the capital of both the Tunisian Republic and the Tunis Governorate. It is Tunisia's largest city, with a population of 728,453 as of 2004; the greater metropolitan area holds some 2,412,500 inhabitants....

, where Louis spent only two months before dying. For his efforts, Louis was later canonised. The Eighth Crusade is sometimes counted as the Seventh, if the Fifth and Sixth Crusades are counted as a single crusade. The Ninth Crusade is sometimes also counted as part of the Eighth.

Ninth Crusade 1271–1272

The future Edward I of England
Edward I of England
Edward I , also known as Edward Longshanks and the Hammer of the Scots, was King of England from 1272 to 1307. The first son of Henry III, Edward was involved early in the political intrigues of his father's reign, which included an outright rebellion by the English barons...

 undertook another expedition against Baibars
Baibars
Baibars or Baybars , nicknamed Abu l-Futuh , was a Mamluk Sultan of Egypt. He was one of the commanders of the forces which inflicted a devastating defeat on the Seventh Crusade of King Louis IX of France and he led the vanguard of the Egyptian army at the Battle of Ain Jalut in 1260, which marked...

 in 1271, after having accompanied Louis on the Eighth Crusade. Louis died in Tunisia. The Ninth Crusade was deemed a failure and ended the Crusades in the Middle East.

In their later years, faced with the threat of the Egyptian Mamluks, the Crusaders' hopes rested with a Franco-Mongol alliance
Franco-Mongol alliance
Franco-Mongol relations were established in the 13th century, as attempts were made towards forming a Franco-Mongol alliance between the Christian Crusaders and the Mongol Empire against various Muslim empires. Such an alliance would have seemed a logical choice: the Mongols were sympathetic to...

. The Ilkhanate
Ilkhanate
The Ilkhanate, also spelled Il-khanate , was a Mongol khanate established in Azerbaijan and Persia in the 13th century, considered a part of the Mongol Empire...

's Mongols
Mongols
Mongols ) are a Central-East Asian ethnic group that lives mainly in the countries of Mongolia, China, and Russia. In China, ethnic Mongols can be found mainly in the central north region of China such as Inner Mongolia...

 were thought to be sympathetic to Christianity, and the Frankish princes were most effective in gathering their help, engineering their invasions of the Middle East on several occasions. Although the Mongols successfully attacked as far south as Damascus on these campaigns, the ability to effectively coordinate with Crusades from the west was repeatedly frustrated most notably at the Battle of Ain Jalut
Battle of Ain Jalut
The Battle of Ain Jalut took place on 3 September 1260 between Mamluks and the Mongols in eastern Galilee, in the Jezreel Valley, not far from Ein Harod....

 in 1260. The Mamluks eventually made good their pledge to cleanse the entire Middle East of the Franks. With the fall of Antioch
Principality of Antioch
The Principality of Antioch, including parts of modern-day Turkey and Syria, was one of the crusader states created during the First Crusade.-Foundation:...

 (1268), Tripoli
County of Tripoli
The County of Tripoli was the last Crusader state founded in the Levant, located in what today are parts of western Syria and northern Lebanon, where exists the modern city of Tripoli. The Crusader state was captured and created by Christian forces in 1109, originally held by Bertrand of Toulouse...

 (1289), and Acre
Siege of Acre (1291)
The Siege of Acre took place in 1291 and resulted in the loss of the Crusader-controlled city of Acre to the Muslims. It is considered one of the most important battles of the time period. Although the crusading movement continued for several more centuries, the capture of the city marked the end...

 (1291), those Christians unable to leave the cities were massacred or enslaved and the last traces of Christian rule in the Levant
Levant
The Levant or ) is the geographic region and culture zone of the "eastern Mediterranean littoral between Anatolia and Egypt" . The Levant includes most of modern Lebanon, Syria, Jordan, Israel, the Palestinian territories, and sometimes parts of Turkey and Iraq, and corresponds roughly to the...

 disappeared.

Northern Crusades (Baltic and Germany)

The Teutonic Order's attempts to conquer Orthodox
Eastern Orthodox Church
The Orthodox Church, officially called the Orthodox Catholic Church and commonly referred to as the Eastern Orthodox Church, is the second largest Christian denomination in the world, with an estimated 300 million adherents mainly in the countries of Belarus, Bulgaria, Cyprus, Georgia, Greece,...

 Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 (particularly the Republics of Pskov
Pskov Republic
Pskov, known at various times as the Principality of Pskov or the Pskov Republic , was a medieval state on the south shore of Lake Pskov. The capital city, also named Pskov, was located at the southern end of the Peipus–Pskov Lake system at the southeast corner of Ugandi, about southwest of...

 and Novgorod
Novgorod Republic
The Novgorod Republic was a large medieval Russian state which stretched from the Baltic Sea to the Ural Mountains between the 12th and 15th centuries, centred on the city of Novgorod...

), an enterprise endorsed by Pope Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

, can also be considered as a part of the Northern Crusades. One of the major blows for the idea of the conquest of Russia was the Battle of the Ice
Battle of the Ice
The Battle of the Ice , also known as the Battle of Lake Peipus , was a battle between the Republic of Novgorod and the Livonian branch of the Teutonic Knights on April 5, 1242, at Lake Peipus...

 in 1242. With or without the Pope's blessing, Sweden also undertook several crusades against Orthodox Novgorod
Swedish-Novgorodian Wars
Swedish–Novgorodian Wars were a series of conflicts in the 12th and 13th centuries between the Republic of Novgorod and medieval Sweden over control of the Gulf of Finland, an area vital to the Hanseatic League and part of the Varangian-Byzantine trade route...

.

Aragonese Crusade

The Aragonese Crusade
Aragonese Crusade
The Aragonese Crusade or Crusade of Aragon, a part of the larger War of the Sicilian Vespers, was declared by Pope Martin IV against the King of Aragon, Peter III the Great, in 1284 and 1285...

, or Crusade of Aragón, was declared by Pope Martin IV
Pope Martin IV
Pope Martin IV, born Simon de Brion held the papacy from February 21, 1281 until his death....

 against the King of Aragón, Peter III the Great
Peter III of Aragon
Peter the Great was the King of Aragon of Valencia , and Count of Barcelona from 1276 to his death. He conquered Sicily and became its king in 1282. He was one of the greatest of medieval Aragonese monarchs.-Youth and succession:Peter was the eldest son of James I of Aragon and his second wife...

, in 1284 and 1285.

Crusade against the Tatars

In 1259 Mongols led by Burundai
Burundai
Boroldai or Burundai Боролдай was a notable Mongol general of the mid 13th century. He participated in the Mongol invasion of Russia and Europe in 1236-1242....

 and Nogai Khan
Nogai Khan
Nogai , also called Isa Nogai, was a general and de facto ruler of the Golden Horde and a great-great-grandson of Genghis Khan. His grandfather was Baul/Teval Khan, the 7th son of Jochi...

 ravaged the principality of Halych-Volynia, Lithuania
Lithuania
Lithuania , officially the Republic of Lithuania is a country in Northern Europe, the biggest of the three Baltic states. It is situated along the southeastern shore of the Baltic Sea, whereby to the west lie Sweden and Denmark...

 and Poland
Poland
Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

. After that Pope Alexander IV
Pope Alexander IV
Pope Alexander IV was Pope from 1254 until his death.Born as Rinaldo di Jenne, in Jenne , he was, on his mother's side, a member of the de' Conti di Segni family, the counts of Segni, like Pope Innocent III and Pope Gregory IX...

 tried without success to create a crusade against the Blue Horde (see Mongol invasion of Poland
Mongol invasion of Poland
The Mongol Invasion of Poland from late 1240 to 1241 culminated in the battle of Legnica, where the Mongols defeated an alliance which included forces from fragmented Poland and members of various Christian military orders, led by Henry II the Pious, the Duke of Silesia. The first invasion's...

).

Swedish Crusades

The Swedish
Sweden
Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 conquest of Finland
Finland
Finland , officially the Republic of Finland, is a Nordic country situated in the Fennoscandian region of Northern Europe. It is bordered by Sweden in the west, Norway in the north and Russia in the east, while Estonia lies to its south across the Gulf of Finland.Around 5.4 million people reside...

 in the Middle Ages
Middle Ages
The Middle Ages is a periodization of European history from the 5th century to the 15th century. The Middle Ages follows the fall of the Western Roman Empire in 476 and precedes the Early Modern Era. It is the middle period of a three-period division of Western history: Classic, Medieval and Modern...

 has traditionally been divided into three "crusades": the First Swedish Crusade
First Swedish Crusade
First Swedish Crusade is a legendary military expedition presumably in the 1150s that has traditionally been seen as the conquest of Finland by Sweden, with pagan Finns converting to Christianity. According to the legend, the crusade was conducted by King Eric IX of Sweden...

 around 1155 AD, the Second Swedish Crusade
Second Swedish Crusade
The Second Swedish Crusade was a Swedish military expedition to areas in present-day Finland by Birger jarl in the 13th century. As a result of the crusade, Finland became permanently part of Sweden for the next 550 years.-Year of the crusade:...

 about 1249 AD and the Third Swedish Crusade
Third Swedish Crusade
The Third Swedish Crusade was a Swedish military expedition to Karelia in 1293, an area controlled by Novgorod. As the result of the attack, Viborg Castle was established and western Karelia remained under Swedish rule for over 400 years....

 in 1293 AD.

Northern Crusades (Baltic and Germany)

Between 1232 and 1234, there was a crusade against the Stedingers
Stedingen
Stedingen is an area north of Bremen in the delta of the Weser river in north-western Germany.-Founding:In the year 1106, five Dutchmen made a long journey from the mouth of the Rhine to Bremen. They wanted to talk to the Archbishop of Bremen about taking over settling land on the Weser River,...

. This crusade was special, because the Stedingers were not heathens or heretics, but fellow Roman Catholics. They were free Frisian
Frisians
The Frisians are a Germanic ethnic group native to the coastal parts of the Netherlands and Germany. They are concentrated in the Dutch provinces of Friesland and Groningen and, in Germany, East Frisia and North Frisia, that was a part of Denmark until 1864. They inhabit an area known as Frisia...

 farmers who resented attempts of the count of Oldenburg
Oldenburg (state)
Oldenburg — named after its capital, the town of Oldenburg — was a state in the north of present-day Germany. Oldenburg survived from 1180 until 1918 as a county, duchy and grand duchy, and from 1918 until 1946 as a free state. It was located near the mouth of the River Weser...

 and the archbishop Bremen-Hamburg
Archbishopric of Bremen
The Archdiocese of Bremen was a historical Roman Catholic diocese and formed from 1180 to 1648 an ecclesiastical state , named Prince-Archbishopric of Bremen within the Holy Roman Empire...

 to make an end to their freedoms. The archbishop excommunicated them, and Pope Gregory IX
Pope Gregory IX
Pope Gregory IX, born Ugolino di Conti, was pope from March 19, 1227 to August 22, 1241.The successor of Pope Honorius III , he fully inherited the traditions of Pope Gregory VII and of his uncle Pope Innocent III , and zealously continued their policy of Papal supremacy.-Early life:Ugolino was...

 declared a crusade in 1232. The Stedingers were defeated in 1234.

The resurgence of the Christian faith had to await the Mongol conquest and the rise of the Yuan Dynasty
Yuan Dynasty
The Yuan Dynasty , or Great Yuan Empire was a ruling dynasty founded by the Mongol leader Kublai Khan, who ruled most of present-day China, all of modern Mongolia and its surrounding areas, lasting officially from 1271 to 1368. It is considered both as a division of the Mongol Empire and as an...

 in the 13th century.

Reunion attempts

The Second Council of Lyon
Second Council of Lyon
The Second Council of Lyon was the fourteenth ecumenical council of the Catholic Church, convoked on 31 March 1272 and convened in Lyon, France, in 1274. Pope Gregory X presided over the council, called to act on a pledge by Byzantine emperor Michael VIII to reunite the Eastern church with the West...

 was convoked to act on a pledge by Byzantine emperor Michael VIII
Michael VIII Palaiologos
Michael VIII Palaiologos or Palaeologus reigned as Byzantine Emperor 1259–1282. Michael VIII was the founder of the Palaiologan dynasty that would rule the Byzantine Empire until the Fall of Constantinople in 1453...

 to reunite the Eastern church with the West. Wishing to end the Great Schism
East-West Schism
The East–West Schism of 1054, sometimes known as the Great Schism, formally divided the State church of the Roman Empire into Eastern and Western branches, which later became known as the Eastern Orthodox Church and the Roman Catholic Church, respectively...

 that divided Rome
Rome
Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

 and Constantinople
Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

, Gregory X had sent an embassy to Michael VIII Palaeologus, who had reconquered Constantinople, putting an end to the remnants of the Latin Empire
Latin Empire
The Latin Empire or Latin Empire of Constantinople is the name given by historians to the feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. It was established after the capture of Constantinople in 1204 and lasted until 1261...

 in the East, and he asked Latin despots in the East to curb their ambitions. On June 29, 1274, Gregory X celebrated a Mass
Mass
Mass can be defined as a quantitive measure of the resistance an object has to change in its velocity.In physics, mass commonly refers to any of the following three properties of matter, which have been shown experimentally to be equivalent:...

 in St John's Church, where both sides took part. The council declared that the Roman church possessed “the supreme and full primacy and authority over the universal Catholic Church.”

The council was seemingly a success, but did not provide a lasting solution to the schism; the Emperor was anxious to heal the schism, but the Eastern clergy proved to be obstinate. However, Michael VII's son and successor Andronicus II
Andronikos II Palaiologos
Andronikos II Palaiologos , Latinized as Andronicus II Palaeologus, was Byzantine emperor from 1282 to 1328. He was the eldest surviving son of Michael VIII Palaiologos and Theodora Doukaina Vatatzina, grandniece of John III Doukas Vatatzes...

 repudiated the union.

Mongol invasions

The wave of Mongol invasions
Mongol invasions
Mongol invasions progressed throughout the 13th century, resulting in the vast Mongol Empire which covered much of Asia and Eastern Europe by 1300....

, which had initially commenced in the early 13th century under the leadership of Genghis Khan
Genghis Khan
Genghis Khan , born Temujin and occasionally known by his temple name Taizu , was the founder and Great Khan of the Mongol Empire, which became the largest contiguous empire in history after his death....

, marked a violent end to the Abbasid era. The Mongol Empire
Mongol Empire
The Mongol Empire , initially named as Greater Mongol State was a great empire during the 13th and 14th centuries...

 had spread rapidly throughout Central Asia and Persia: the Persian city of Isfahan had fallen to them by 1237. With the election of Khan Mongke
Möngke Khan
Möngke Khan , born Möngke, , was the fourth Great Khan of the Mongol Empire from July 1, 1251 – August 11, 1259. He was the first Great Khan from the Toluid line, and made significant reforms to improve the administration of the Empire during his reign...

 in 1251, Mongol sights were set upon the Abbasid capital, Baghdad. Mongke's brother, Hulegu, was made the head of the Mongol Army assigned the task of subduing Baghdad. This was achieved at the Battle of Baghdad (1258)
Battle of Baghdad (1258)
The Siege of Baghdad, which occurred in 1258, was an invasion, siege and sacking of the city of Baghdad, the capital of the Abbasid Caliphate at the time and the modern-day capital of Iraq, by the Ilkhanate Mongol forces along with other allied troops under Hulagu Khan.The invasion left Baghdad in...

, which saw the Abbasids overrun by the superior Mongol army. The last Abbasid caliph, al-Musta'sim
Al-Musta'sim
Al-Musta'sim Billah was the last Abbasid Caliph in Baghdad; he ruled from 1242 until his death.-Biography:...

, was captured and killed; and Baghdad was ransacked and subsequently destroyed. The cities of Damascus and Aleppo
Aleppo
Aleppo is the largest city in Syria and the capital of Aleppo Governorate, the most populous Syrian governorate. With an official population of 2,301,570 , expanding to over 2.5 million in the metropolitan area, it is also one of the largest cities in the Levant...

 fell shortly afterwards, in 1260. Any prospective conquest of Egypt was temporarily delayed due to the death of Mongke at around the same time.

With Mongol conquest in the east, the Ayyubid dynasty
Ayyubid dynasty
The Ayyubid dynasty was a Muslim dynasty of Kurdish origin, founded by Saladin and centered in Egypt. The dynasty ruled much of the Middle East during the 12th and 13th centuries CE. The Ayyubid family, under the brothers Ayyub and Shirkuh, originally served as soldiers for the Zengids until they...

 ruling over Egypt had been replaced by a man who was born prince struggled as a slave named Mamluk
Mamluk
A Mamluk was a soldier of slave origin, who were predominantly Cumans/Kipchaks The "mamluk phenomenon", as David Ayalon dubbed the creation of the specific warrior...

s also known as Lion of Ain Jaloot in 1250. This had been done through the marriage between Shajar al-Durr, the widow of Ayyubid caliph al-Salih Ayyub, with the Mamluk general Aybak
Aybak
Izz al-Din AybakThe name Aybeg or Aybak is a combination of two Turkic words, "Ay" = Moon and "Beg" or variant "Bak" = Emir in Arabic. - Izz al-Din AybakThe name Aybeg or Aybak is a combination of two Turkic words, "Ay" = Moon and "Beg" or variant "Bak" = Emir in Arabic. -(Al-Maqrizi, Note...

. Military prestige was at the center of Mamluk society, and it played a key role in the confrontations with the Mongol forces. After the assassination of Aybak, and the succession of Qutuz
Qutuz
Saif ad-Din Qutuz, also spelled Kutuz, was the third of the Mamluk Sultans of Egypt in the Turkic line from 1259 until his death in 1260. It was under his leadership that the Mamluks achieved success against the Mongols in the key Battle of Ain Jalut...

 in 1259, the Mamluks challenged and decisively routed the Mongols at the Battle of Ain Jalut
Battle of Ain Jalut
The Battle of Ain Jalut took place on 3 September 1260 between Mamluks and the Mongols in eastern Galilee, in the Jezreel Valley, not far from Ein Harod....

 in late 1260. This signalled an adverse shift in fortunes for the Mongols, who were again defeated by the Mamluks at the Battle of Hims
First Battle of Homs
The first Battle of Homs was fought on December 10, 1260, between the armies of the Mongol Ilkhanate of Persia and the forces of Egypt, in Syria....

 a few months later, and then driven out of Syria altogether. With this, the Mamluks were also able to conquer the last of the crusader territories.

Russia under Muslim Mongol rule

Russia lay under Mongol rule from the 13th through the 15th century. The Mongol invasion of Rus
Mongol invasion of Rus
The Mongol invasion of Russia was resumed on 21 December 1237 marking the resumption of the Mongol invasion of Europe, during which the Mongols attacked the medieval powers of Poland, Kiev, Hungary, and miscellaneous tribes of less organized peoples...

 of 1237–1242AD lead to what is called the Tatar period in Russian History. This period lead to great calamity for the internal structure of Russia. Much of Russia was ruled by Mongols and Russian Princes (of whom had limited power).
The eventual end of the reign of the Golden Horde is said to have begun with the Battle of Kulikovo
Battle of Kulikovo
The Battle of Kulikovo was a battle between Tatar Mamai and Muscovy Dmitriy and portrayed by Russian historiography as a stand-off between Russians and the Golden Horde. However, the political situation at the time was much more complicated and concerned the politics of the Northeastern Rus'...

 8 September 1380. Which involves the famous Eastern Orthodox legend of Monk and Russian champion Alexander Peresvet
Alexander Peresvet
Alexander Peresvet, also spelled Peresviet , was a Russian Orthodox Christian monk who fought in a single combat with the Tatar champion Temir-murza at the opening of the Battle of Kulikovo , where they killed each other.He is believed to have hailed from the Bryansk area and took...

 and his death that mark the battle's beginning. The final pseudo-battle or face off that ended Mongol rule in Russia was the Great stand on the Ugra river in 1480AD. The death toll
Death Toll
Death Toll is a 2008 action film starring DMX, Lou Diamond Phillips, Leila Arcieri and Keshia Knight Pulliam, written and produced by Daniel Garcia of the rap group Kane & Abel and directed by Phenomenon...

 (by battle, massacre, flooding, and famine) of the Mongol wars of conquest is placed at about 40 million according to some sources.

Russian Orthodox Church

Though Russia was under conquest by the Mongols. Mongol rule lasted from the 13th (Genghis Khan's
Genghis Khan
Genghis Khan , born Temujin and occasionally known by his temple name Taizu , was the founder and Great Khan of the Mongol Empire, which became the largest contiguous empire in history after his death....

 army entered Russia in 1220s) through the 15th century, the Russian church enjoyed a favored position, obtaining immunity from taxation in 1270. Through a series of wars with Muslim countries the church did indeed establish itself as the protector of Orthodoxy (see the Eastern Question
Eastern Question
The "Eastern Question", in European history, encompasses the diplomatic and political problems posed by the decay of the Ottoman Empire. The expression does not apply to any one particular problem, but instead includes a variety of issues raised during the 18th, 19th, and 20th centuries, including...

 and the Russo-Turkish wars
History of the Russo-Turkish wars
The Russo-Turkish wars were a series of wars fought between the Russian Empire and the Ottoman Empire during the 16th, 17th, 18th, 19th and 20th centuries...

).

Ottoman Empire

The Seljuk Turks fell apart rapidly in the second half of the 13th century, especially after the Mongol invasion of Anatolia
Mongol conquest of Anatolia
The Mongol conquest of Anatolia was a fast process, effectively lasting from 1241 to 1243. Real power over Anatolia was exercised by the Mongols after the Seljuks surrendered in 1243 until the fall of the Ilkhanate...

. This resulted in the establishment of multiple Turkish principalities, known as bey
Bey
Bey is a title for chieftain, traditionally applied to the leaders of small tribal groups. Accoding to some sources, the word "Bey" is of Turkish language In historical accounts, many Turkish, other Turkic and Persian leaders are titled Bey, Beg, Bek, Bay, Baig or Beigh. They are all the same word...

liks. Osman I
Osman I
Osman I or Othman I or El-Gazi Sultan Osman Ghazi, or Osman Bey or I. Osman, Osman Gazi Han), nicknamed "Kara" for his courage, was the leader of the Ottoman Turks, and the founder of the dynasty that established and ruled the Ottoman Empire...

, the founder of the Ottoman dynasty
Ottoman Dynasty
The Ottoman Dynasty ruled the Ottoman Empire from 1299 to 1922, beginning with Osman I , though the dynasty was not proclaimed until Orhan Bey declared himself sultan...

, assumed leadership of one of these principalities (Söğüt
Sögüt
Söğüt is a town and district of Bilecik Province in the Marmara region of Turkey. Söğüt has an area of and borders Bilecik to the west, Gölpazarı to the north, İnhisar to the northeast, Eskişehir to the southeast, and Bozüyük to the southwest. The 2000 census put the population at 21,012 citizens,...

) in 1281, succeeding his father Ertuğrul
Ertugrul
Ertuğrul was the father of Osman I, the founder of the Ottoman Empire. He was the leader of the Kayı clan of the Oghuz Turks...

. Declaring an independent Ottoman emirate in 1299, Osman I led it to a series of consecutive victories over the Byzantine Empire. This would mark the beginning of the next major power in the Middle East, which would rise after the Seljuk Turk empire crumbled.

Further reading

  • Lawrence, C. H. Medieval Monasticism. 3rd ed. Harlow: Pearson Education, 2001. ISBN 0-582-40427-4

External links


See also

  • History of Christianity
    History of Christianity
    The history of Christianity concerns the Christian religion, its followers and the Church with its various denominations, from the first century to the present. Christianity was founded in the 1st century by the followers of Jesus of Nazareth who they believed to be the Christ or chosen one of God...

  • History of the Roman Catholic Church
    History of the Roman Catholic Church
    As the oldest branch of Christianity, along with Eastern Orthodoxy, the history of the Catholic Church plays an integral part of the History of Christianity as a whole. This article covers a period of just under 2,000 years....

  • History of the Eastern Orthodox Church
    History of the Eastern Orthodox Church
    The Eastern Orthodox Churches trace their roots back to the Apostles and Jesus Christ. Apostolic succession established the seats of Patriarchy...

  • History of Christian theology
    History of Christian theology
    The doctrine of the Trinity, considered the core of Christian theology by Trinitarians, is the result of continuous exploration by the church of the biblical data, thrashed out in debate and treatises, eventually formulated at the First Council of Nicaea in 325 AD in a way they believe is...

  • History of Oriental Orthodoxy
    History of Oriental Orthodoxy
    Oriental Orthodoxy is the communion of Eastern Christian Churches that recognize only three ecumenical councils — the First Council of Nicaea, the First Council of Constantinople and the Council of Ephesus. They reject the dogmatic definitions of the Council of Chalcedon...

  • Christianization
    Christianization
    The historical phenomenon of Christianization is the conversion of individuals to Christianity or the conversion of entire peoples at once...

  • Timeline of Christianity#Middle Ages
  • Timeline of Christian missions#Middle Ages
  • Timeline of the Roman Catholic Church#800–1453
  • Chronological list of saints and blesseds in the 13th century

  • Timeline of 13th century Muslim history
    Timeline of 13th century Muslim history
    * 1202: Death of the Ghurid Sultan Ghias ud Din; accession of Mahmud of Ghurid.* 1204: Shahab ud Din Ghuri defeated by the Ghuzz Turks.* 1206: Death of Shahab ud Din Ghuri. Qutb ud Din Aibik crowned king in Lahore....


History of Christianity
History of Christianity
The history of Christianity concerns the Christian religion, its followers and the Church with its various denominations, from the first century to the present. Christianity was founded in the 1st century by the followers of Jesus of Nazareth who they believed to be the Christ or chosen one of God...

: The Middle Ages
History of medieval Christianity
The history of medieval Christianity traces Christianity during the Middle Ages - the period after the Fall of Rome until the Protestant Reformation , considered the start of the modern era....

Preceded by:
Christianity in
the 12th century
Christianity in the 12th century
-Monastic Reform Movement:The next wave of monastic reform came with the Cistercian Movement. The first Cistercian abbey was founded by Robert of Molesme in 1098, at Cîteaux Abbey. The keynote of Cistercian life was a return to a literal observance of the Rule of Saint Benedict...

13th
Century
13th century
As a means of recording the passage of time, the 13th century was that century which lasted from 1201 through 1300 in accordance with the Julian calendar in the Christian/Common Era...

Followed by:
Christianity in
the 14th century
Christianity in the 14th century
-Inquisition :King Philip IV of France created an inquisition for his suppression of the Knights Templar during the 14th century. King Ferdinand and Queen Isabella formed another in 1480, originally to deal with distrusted ex-Jewish and ex-Muslim converts...


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