The Nisibis War

This study of the Roman Empire’s combat with its rivals to the east examines the evolution of ancient military strategy and tactics. During the Perso-Roman wars of 337-363, Roman forces abandoned their traditional reliance on a strategic offensive to bring about a decisive victory. Instead, the Emperor Constantius II adopted a defensive strategy and conducted a mobile defense based upon small frontier forces defending fortified cities. These forces were then supported by limited counteroffensive