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Events

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By Place

Roman Empire

• Emperor Probus suppresses the revolt of the usurper Proculus.
• Probus chases the Alani off to Asia Minor.
• The commander of the Roman fleet on the Rhine, Bonosus, is proclaimed emperor. Beaten by Probus' troops, Bonosos is hung.
• In Alexandria, Julius Saturninus, who is in charge of the defense of the East is declared emperor. He withdraws to Apamea, is besieged and put at death.
• Owing to the constant threat of invasion, the cities in Gaul construct or reinforce their defensive walls.

Europe

• The Germanic tribe the Thuringii appears.

Asia

The Kingdom of Wu was dissolved by Jin, finally ending the Three Kingdoms period of China.

By Topic

Arts and Sciences

• The Greek mathematician Pappus demonstrates geometrically the property of the centre of gravity.

Births

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• Saint George, soldier of the Roman Empire and later Christian martyr (or 275, approximate date).

Deaths

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• Maharaja Sri-Gupta of the Gupta dynasty
• Proclus, Roman usurper

280

280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280년 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280年 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | 280 | พ.ศ. 823 | 280 | 280 | 280年