Two former high-ranking Syrian military figures who played key roles in President Bashar al-Assad’s now-deposed regime have been indicted on war crimes charges in the United States and accused of torturing American citizens.

Jamil Hassan, 72, and Abdul Salam Mahmoud, 65, both former Syrian Air Force intelligence officers, were charged in connection with what prosecutors alleged was “a conspiracy to commit war crimes through the infliction of cruel and inhuman treatment on detainees under…