Events

By place

Roman Empire

• January 18—Magnentius is proclaimed emperor by the army in Autun.

• January—Emperor Constans is killed by Magnentius, an usurper.

• June 3—Nepotianus proclaims himself Emperor and enters Rome, leading a group of gladiators.

• June 30—Nepotianus is defeated and killed by Marcellinus, a general sent by Magnentius.

Asia

• About this time the Huns begin to invade the Sassanid Empire.

• The city of Anbar is founded.

• The Wei-Jie war breaks out in North China.

By topic

Art

• Church of Santa Constanza, Rome, is finished.

Births

• Kumarajiva, monk

• Murong Wei

• Zhang Xuanjing

Deaths

• January—Constans, Roman Emperor

• June 30—Nepotianus, Roman usurper

• Eutropia—Nepotianus' mother

• Shi Jian