Events

• January 2, Alamanni cross frozen Rhine in large numbers, invading Roman Empire
• October 1 - Pope Damasus I becomes Bishop of Rome. Romans unhappy with this choice elect the antipope Ursicinus.
• Valens defeats the troops of Procopius in the Battle of Thyatria , bringing an end to his revolt.
• Athanasius returns from exile.

Births

Deaths

• May 27 - Procopius (executed)
• September 24 - Pope Liberius