Events

• March 25 - Leo III usurps the throne of Byzantium
• August 15 - Muslama begins the Second Arab siege of Constantinople. The siege lasts for three months.
• December 24 - An earthquake shakes many places in northern Syria, and destroys the Old Church of Edessa.

• The Pictish king Nechtan expels the monks from the Scottish island of Iona
• Umayyad caliph Sulayman ibn Abd al-Malik succeeded by Umar ibn Abd al-Aziz

Births

Deaths