AD 411

By place

Roman Empire

• Emperor Honorius sends two Roman generals to deal with the usurper Constantine III in Gaul. They kill Gerontius, Constantine's rebellious general in Spain, then besiege Arles and defeat Constantine III. He is taken prisoner and put to death at Ravenna.
• Following the defeat of Constantine III, the Burgundians and the Gallic nobility proclaim Jovinus, Gallo-Roman senator, emperor of the Western Roman Empire at Mogontiacum.

  Europe

• King Ataulf leads the Goths into Gaul at the instigation of Honorius, who promises to recognise a Visigothic Kingdom, if he defeats the several usurpers who threaten the Roman Empire.
• The Alans establish their rule in the Roman province of Lusitania.
• The Teutonic tribes in Spain join the Roman Empire as foederati.

  Asia

• Ingyo succeeds his brother Hanzei, and becomes the 19th emperor of Japan.

  By topic

Religion

• Rabbula becomes bishop of Edessa.
• The Councils of Carthage are held, on the issue of Donatism.