France occupied Deir ez-Zor in 1921 and made it the seat of a large garrison . Meanwhile , the region was locally ruled by Fadel Al-Aboud , a member of an aristocratic family . In 1941 British-led forces defeated the Vichy French during the Syria-Lebanon campaign , which included a battle over Deir ez-Zor , and they handed administration of the region to the Free French . In 1946 it became part of the independent Republic of Syria . On June 19 , 1947 , the Syrian Army took the survivors of Pan Am Flight 121 to the Presbyterian mission hospital at Deir ez-Zor
Pan Am Flight 121
Pan Am Flight 121
Deir ez-Zor