Proclamation of Septimius Severus

Date: April 9, 193 • Location: Petronell-Carnuntum, Austria

Year of the Five Emperors: Septimius Severus was proclaimed Roman emperor by his troops at Carnuntum in modern-day Austria.

The Year of the Five Emperors refers to AD 193, in which five men claimed the title of Roman emperor: Pertinax, Didius Julianus, Pescennius Niger, Clodius Albinus, and Septimius Severus. This year started a period of civil war when multiple rulers vied for the chance to become emperor.