Kalpana Kalpana (Editor)


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Year 646 (DCXLVI) 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.


Byzantine Empire

  • Arab-Byzantine War: Alexandria is recaptured by the Muslim Arabs after a Byzantine attempt (see 645) to retake Egypt fails, ending nearly 1,000 years of Greco-Roman civilization.
  • Gregory the Patrician, Byzantine exarch of Africa, begins a rebellion against Constans II and proclaims himself emperor. The revolt has found broad support among the populace.
  • Arabian Empire

  • Caliph Uthman ibn Affan founds the city of Jeddah (Saudi Arabia) on the coast of the Red Sea. He establishes a port for Muslim pilgrims making the required Hajj to Mecca.
  • Africa

  • Battle of Nikiou: The Rashidun army (15,000 men) under Amr ibn al-'As defeats a smaller Byzantine force, near the fortified town of Nikiou (Egypt).
  • Amr ibn al-'As builds fortifications in Alexandria and quarters in the vicinity a strong garrison, which twice a year is relieved from Upper Egypt.
  • China

  • Summer – Emperor Taizong of the Tang Dynasty destroys the Xueyantuo state, during the campaign against the Xueyantuo (Central Asia).
  • Japan

  • Emperor Kōtoku makes a decree about the policies of building tombs. He discontinues the old customs of sacrificing people in honor of a dead man, and forbids ill-considered rituals about purgation.
  • A Great Reform edict changes Japan's political order. It will lead to the establishment of a centralized government with Kōtoku ruling from his palace, Naniwa Nagara-Toyosaki Palace, in Osaka.
  • Religion

  • Xuanzang completes his book Great Tang Records on the Western Regions, which becomes later one of the primary sources for the study of medieval Central Asia and India.
  • Births

  • Abd al-Malik ibn Marwan, Muslim Caliph (d. 705)
  • Li Sujie, prince of the Tang Dynasty (d. 690)
  • Sun Guoting, Chinese calligrapher (d. 691)
  • Tonyukuk, military leader of the Göktürks (approximate date)
  • Deaths

  • Gallus, Irish missionary (approximate date)
  • Liu Ji, chancellor of the Tang Dynasty
  • Sulpitius the Pious, bishop of Bourges
  • Zhang Liang, general of the Tang Dynasty
  • References

    646 Wikipedia

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