The Syrian civil war has always been devilishly complex, with multiple actors following different scripts, but in the past few months it appeared to be winding down. The Damascus government now controls 60 percent of the country and the major population centers, the Islamic State has been routed, and the rebels opposed to Syrian President Bashar al-Assad are largely cornered in Idilb Province in the country’s northwest. But suddenly the Americans moved the goal posts—maybe—the Russians have fallen out with the Israelis, the Iranians are digging in their heels, and the Turks are trying to multi-task with a home front in disarray.
So the devil is still very much at work in a war that has lasted more than seven years, claimed up to 500,000 lives, displaced millions of people, destabilized an already fragile Middle East, and is far from over.
There are at least three theaters in the Syrian war, each with its own complexities: Idilb in the north, the territory east of the Euphrates River, and the region that abuts the southern section of the Golan Heights. Just sorting out the antagonists is daunting. Turks, Iranians, Americans and Kurds are the key actors in the east. Russians, Turks, Kurds and Assad are in a temporary standoff in the north. And Iran, Assad and Israel are in a faceoff near Golan, a conflict that has suddenly drawn in Moscow.
Assad’s goals are straightforward: reunite the country under the rule of Damascus and…