933    After a ten-year truce, German King Henry I defeats a Hungarian army at the Battle of Riade near the Unstrut river.

1000    The foundation of the Hungarian state by Saint Stephen. Today celebrated as a National Day in Hungary.

1000    The foundation of the Hungarian state by Saint Stephen. Today celebrated as a National Day in Hungary.

1000    The foundation of the Kingdom of Hungary: Hungary is established as a Christian kingdom by Stephen I of Hungary.

1060    Béla I of Hungary is crowned king of Hungary

1301    Andrew III of Hungary dies, ending the Arpad dynasty in Hungary.

1330    Battle of Posada, Wallachian Voievode Basarab I defeats the Hungarian army in an ambush

1387    King Charles III of Naples and Hungary is assassinated at Buda.

1438    Albert II of Habsburg is crowned King of Hungary.

1448    Second Battle of Kosovo, where the mainly Hungarian army led by John Hunyadi is defeated by an Ottoman army led by Sultan Murad II.

1526    Battle of Mohács: The Ottoman Turks led by Suleiman the Magnificent defeat and kill the last Jagiellonian king of Hungary and Bohemia.

1763    A massive earthquake occurs on the same day in Komárom in Hungary, in Komárno in Slovakia and in Zsámbék in Hungary.

1763    A massive earthquake occurs on the same day in Komárom in Hungary, in Komárno in Slovakia and in Zsámbék in Hungary.

1848    Battle of Pákozd: Hungarian forces defeat Croats at Pákozd; the first battle of the Hungarian Revolution of 1848.

1849    Hungary declares itself independent of Austria with Lajos Kossuth as its leader.

1910    A fire during a barn-dance in Ököritófülpös, Hungary, kills 312.

1919    Austria and the Allies sign the Treaty of Saint-Germain recognizing the independence of Poland, Hungary, Czechoslovakia and Yugoslavia.

1920    Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.

1922    Hungary is admitted to League of Nations.

1928    The government of Hungary issues a decree ordering Gypsies to end their nomadic ways, settle permanently in one place, and subject themselves to the same laws and taxes as other Hungarians.

1941    World War II: Great Britain declares war on Finland, Hungary and Romania.

1941    World War II: UK declares war on Bulgaria. Hungary and Romania declare war on the United States. India declares war on Japan.

1941    World War II: Hungary and Romania declare war on the United States.

1942    World War II: United States declares war on Bulgaria, Hungary, and Romania.

1944    World War II: Nazi forces occupy Hungary.

1944    The Arrow Cross Party (very similar to Hitler's NSDAP (Nazi party)) takes over the power in Hungary.

1944    World War II: The Soviet Red Army enters Hungary.

1944    World War II: Hungary declares war on Nazi Germany.

1945    Swedish diplomat Raoul Wallenberg disappears in Hungary while in Soviet custody.

1945    World War II: Hungary agrees to an armistice with the Allies.

1945    World War II: Soviet Army takes control of Hungary.

1946    Hungarian Communists and Social Democrats co-found the Left Bloc.

1948    Cardinal Mindszenty is arrested in Hungary and accused of treason and conspiracy.

1949    Cardinal Mindszenty of Hungary is sentenced for treason.

1955    Albania, Austria, Bulgaria, Cambodia, Finland, Hungary, Ireland, Italy, Jordan, Laos, Libya, Nepal, Portugal, Romania, Spain and Sri Lanka join the United Nations.

1956    Thousands of Hungarians protest against the government and Soviet occupation. (The Hungarian Revolution is crushed on November 4).

1956    Soviet troops enter Hungary to end the Hungarian revolution against the Soviet Union, that started on October 23. Thousands are killed, more are wounded, and nearly a quarter million leave the country.

1956    A violent water polo match between Hungary and the USSR takes place during the 1956 Summer Olympics in Melbourne, against the backdrop of the 1956 Hungarian Revolution.

1972    Michelangelo's ''Pietà'' in St. Peter's Basilica in Rome is damaged by a vandal, the mentally disturbed Hungarian geologist Laszlo Toth.

1978    The Crown of St. Stephen (also known as the Holy Crown of Hungary) is returned to Hungary from the United States, where it was held after World War II.

1989    Imre Nagy, the former Hungarian Prime Minister, is reburied in Budapest.

1989    Several hundred East Germans cross the frontier between Hungary and Austria during the Pan-European Picnic, part of the events which began the process of the Fall of the Berlin Wall.

1989    Hungary: the last communist government opens the Iron curtain and causes the exodus of thousands of Eastern Germans to West Germany via Hungary (September 11).

1989    Hungary: the last communist government opens the Iron curtain and causes the exodus of thousands of Eastern Germans to West Germany via Hungary (September 11).

1989    The Iron Curtain opens between the communist Hungary and Austria. From Hungary thousands of East Germans throng to Austria and West Germany.

1989    The Hungarian Republic is officially declared by president Mátyás Szűrös, replacing the communist Hungarian People's Republic.

1989    Protests break out in Timişoara in response to an attempt by the government to evict dissident Hungarian pastor László Tőkés.

1991    The Visegrád Agreement, establishing cooperation to move toward free-market systems, is signed by the leaders of Czechoslovakia, Hungary and Poland.

1997    NATO invites the Czech Republic, Hungary, and Poland to join the alliance in 1999.

1999    Former Warsaw Pact members the Czech Republic, Hungary and Poland join NATO.

2001    Convention on Cybercrime is signed in Budapest, Hungary.

2002    Enlargement of the European Union: The European Union announces that Cyprus, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, and Slovenia will become members from May 1, 2004.

2004    Cyprus, Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, and Slovenia join the European Union, celebrated at the residence of the Irish President in Dublin.

2006    A Slovak Air Force Antonov An-24 crashes in Hungary.

2006    Right wing protesters riot the building of the Hungarian Television in Budapest, Hungary, one day after an audio tape is made public, in which Prime Minister Ferenc Gyurcsány admitted he and his party lied during the 2006 general elections.