Heraclius in 612 tried to expel the Persians from Asia Minor but was defeated in 613 when he launched a major attack in Syria against the Persians. For the next decade the Persians conquered Palestine and Egypt. Meanwhile Heraclius was about to counterattack and rebuild his army. Bear camping Shuh duh fuh cup I hate people shirt. Nine years later in 622, Heraclius finally launched his attack. After his overwhelming victory over the Persians and their Caucasus and Armenian allies, in 627 Heraclius again launched a winter attack on Persians in Mesopotamia and won a decisive victory. intended at the Battle of Nineveh thus threatening the city of Ctesiphon, the capital of the Persians. Disgraced by the series of failures, Khosrau II was overthrown and killed in a coup led by his son Kavadh II, and the new Bat Emperor accepted Byzantine’s peaceful conditions, agreed to withdraw from all territories invaded by the Byzantine Empire. Heraclius restored the True Cross in Jerusalem with a grand ceremony in 629.