 Heraclius' campaign of 622

The Heraclius' campaign of 622, erroneously also known as the Battle of Issus, was a major campaign in the Byzantine–Sassanid War of 602–628 by emperor Heraclius that culminated in a crushing Byzantine victory in Anatolia.In 622, the Byzantine emperor Heraclius, was ready to mount a counter-offensive against the Sassanid Persians who had overrun most of the eastern provinces of the Byzantine Empire.