Events

• December 23 - Boniface V becomes Pope.
• Mellitus becomes Archbishop of Canterbury.
• The Avars attack Constantinople.
• Kubrat, ruler of the Bulgars, is baptised in Constantinople.
• The Banu Hashim clan ends their boycott of Muhammad.
• The calculation of the Chinese calendar begins to use true motions of the sun and moon modeled using two offset opposing parabolas.
• The Chinese begin using large orchestras.

Births

• Li Chengqian, crown prince of Emperor Taizong of Tang China

Deaths

• 3 February - Laurence, Archbishop of Canterbury
• St. John the Merciful, Patriarch of Alexandria (possible date)
• Abu Talib, uncle of Muhammad