243

Year 243 was a common year starting on Sunday of the Julian calendar. At the time, it was known in Rome as the Year of the Consulship of Arrianus and Papus. The denomination 243 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

Battle of Resaena: A Roman army under Timesitheus defeats the Sassanids at Resaena ; King Shapur I is forced to flee to the Euphrates.
Timesitheus becomes ill and dies under suspicious circumstances. Shapur I retreats to the Sassanid Empire, giving up all the territories he has conquered.
Emperor Gordian III appoints Philip the Arab as his new praetorian prefect and proceeds with his campaign in Mesopotamia.
Cohors I Ubiorum, the garrison at Capidava in Scythia Minor, is replaced by Cohors I Germanorum Civium Romanorum, until the end of the 3rd century AD.
Asia
Fan Chan of Funan sends a tribute mission to China.