gptkb:Byzantine–Sasanian_War_of_602–628 gptkb:Siege_of_Constantinople_(626) gptkb:Rise_of_Islam gptkb:Battle_of_Nineveh_(627)
Battle of Yarmouk (636)
Diplomatic correspondence with Muhammad
First contacts with early Muslim community
Loss of Armenia (638)
Loss of Carthage (posthumous, 698)
Loss of Egypt (640–641)
Loss of Egypt, Syria, and Palestine to Arab forces
Loss of Jerusalem to Arabs (637)
Loss of Jerusalem to Persians (614)
Loss of Mesopotamia (637)
Loss of Syria (636)
Recapture of Jerusalem (629)
Return of the True Cross to Jerusalem