- Mar 28 Roman Emperor Pertinax is assassinated by his Praetorian Guards, who then sell the throne in an auction to Didius Julianus
Roman Empire
Apr 9 Septimius Severus is proclaimed Roman Emperor by the army in Illyricum
- Apr 14 Lucius Septimius Severus crowned Emperor of Rome
- Jun 1 Roman Emperor Didius Julianus is assassinated.