Words seem to mean different things in the Middle East. “Training” is a new term for escalation, and “Iraq” seems more and more like the Arabic word for Vietnam. But the terms “slippery slope” and “quagmire” still mean what they have always meant. In 2011, making good on a campaign promise that helped land him in the White House, President Barack Obama closed out America’s eight-year war in Iraq. Disengaged, redeployed, packed up, departed. Then America went back. In August 2014, Obama turned...















