Siege of Antioch (51 BC)

Siege of Antioch
Part of the Roman–Parthian Wars
Map of the Parthian–Roman borders, c. 55 BC.
Date October 7, 51 BC Location Antigonia of Syria, near modern Antioch Result Roman Victory After the Parthian retreat, the Romans re-occupied Osroene, inluding the city of Carrhae
Belligerents
Roman Republic	Parthian Empire
Commanders and leaders
Gaius Cassius Longinus	Pacorus I  Osaces (DOW)
Casualties and losses
Unknown	Annihilation of the Parthian force, only a few escaped/spared

The Battle/Siege of Antioch (or Battle of Antigonia) was fought in October 51 BC between the Romans and the Parthians, following an invasion by the latter against the region of Antioch in Syria and their unsuccessful attempt to besiege the city.