May 29 - Battle Of Ctesiphon . Julian arrives under the walls of the Sassanid capital and defeats the Sassanid army of Shapur II Of Persia , but is unable to put the city under siege.
June 16 - The Roman army starts its retreat from the Sassanid Empire, suffering attacks from the Sassanid forces.
June 26 - Emperor Julian is killed in battle. General Jovian is proclaimed Emperor by the troops on the battlefield.