ISIS Jihadis Have Returned Home by the Thousands

Over the past few months, as the size of the Islamic State’s caliphate rapidly shrunk, the Pentagon began citing the number of enemy dead as an important barometer of longer-term success. “We have killed, in conservative estimates, sixty thousand to seventy thousand,” General Raymond Thomas, the head of U.S. Special Operations Command, told the Aspen Security Forum, in July. “They declared an army, they put it on the battlefield, and we went to war with it.”