646
Encyclopedia
Year 646 was a common year starting on Sunday
(link will display the full calendar) of the Julian calendar
. The denomination 646 for this year has been used since the early medieval period, when the Anno Domini
calendar era
became the prevalent method in Europe for naming years.
Common year starting on Sunday
This is the calendar for any common year starting on Sunday, January 1 or for any year in which “Doomsday” is Tuesday. Examples: Gregorian years 1989, 1995, 2006, 2017 and 2023or Julian year 1917...
(link will display the full calendar) of the Julian calendar
Julian calendar
The Julian calendar began in 45 BC as a reform of the Roman calendar by Julius Caesar. It was chosen after consultation with the astronomer Sosigenes of Alexandria and was probably designed to approximate the tropical year .The Julian calendar has a regular year of 365 days divided into 12 months...
. The denomination 646 for this year has been used since the early medieval period, when the Anno Domini
Anno Domini
and Before Christ are designations used to label or number years used with the Julian and Gregorian calendars....
calendar era
Calendar era
A calendar era is the year numbering system used by a calendar. For example, the Gregorian calendar numbers its years in the Western Christian era . The instant, date, or year from which time is marked is called the epoch of the era...
became the prevalent method in Europe for naming years.
Byzantine Empire
- AlexandriaAlexandriaAlexandria is the second-largest city of Egypt, with a population of 4.1 million, extending about along the coast of the Mediterranean Sea in the north central part of the country; it is also the largest city lying directly on the Mediterranean coast. It is Egypt's largest seaport, serving...
is recaptured by the Arabs after a ByzantineByzantine EmpireThe 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...
attempt to retake Egypt fails, ending nearly 1,000 year of Greaco-Roman civilization in Egypt.
China
- The XueyantuoXueyantuoThe Xueyantuo ' or Syr-Tardush were an ancient Tiele people and khanate in central/northern Asia who were at one point vassals of the Gokturks, later aligning with China's Tang Dynasty against the Eastern Gokturks....
state is destroyed by the Chinese Tang DynastyTang DynastyThe Tang Dynasty was an imperial dynasty of China preceded by the Sui Dynasty and followed by the Five Dynasties and Ten Kingdoms Period. It was founded by the Li family, who seized power during the decline and collapse of the Sui Empire...
, ending Emperor Taizong's campaign against XueyantuoEmperor Taizong's campaign against XueyantuoEmperor Taizong of Tang , the second emperor of Chinese dynasty Tang Dynasty, early in his reign, had allied with Xueyantuo, a vassal of the powerful Eastern Tujue Khanate, against Eastern Tujue, which Tang successfully defeated in 630...
.
Japan
- An edict of the Taika Reforms is promulgated in Japan.
- Emperor KōtokuEmperor Kotokuwas the 36th emperor of Japan, according to the traditional order of succession.The years of his reign lasted from 645 through 654.-Traditional narrative:Before Kōtoku ascension to the Chrysanthemum Throne, his personal name was or...
makes a decree about the policies of building tombs. He discontinues the old customs of sacrificing people in honor of a dead man. He forbids ill-considered rituals about purgation. He also issues an edict about the abolishment of laborers, the foundation of ranks and local government policies.
Deaths
- Sulpitius the PiousSulpitius the PiousDistinguish from Sulpitius I, Bishop of Bourges, called Sulpitius Severus, often wrongly identified with Sulpicius Severus, the historian of St. Martin of Tours.Sulpitius the Pious or the Débonnaire was a 7th century bishop of Bourges...
, Bishop of Bourges - Liu JiLiu Ji (Tang Dynasty)Liu Ji , courtesy name Sidao , was a chancellor during the reign of Emperor Taizong of Tang, who was particularly relied on by Emperor Taizong late in his reign...
, Chinese chancellor and poet of the Tang Dynasty - Zhang LiangZhang Liang (Tang Dynasty)Zhang Liang was a general and official of the Chinese dynasty Tang Dynasty, becoming chancellor late in the reign of Emperor Taizong. He was eventually accused of using witchcraft—a major taboo during China's imperial times—and executed in 646.- Background and service under Li Mi :It is not...