• Former Byzantine emperor Anastasius II leads a revolt against emperor Leo III
• Theuderic IV[?] succeeds Chilperic II
• Battle of Covadonga is won by Pelayo, thus preventing the takeover of his Christian Kingdom of Asturias by the Islamic Moors.

Births

• Abu Musa Jabir Ibn Hayyan, Arabian alchemist (approximate date)

Deaths

• Anastasius II