Long the crossroads of civilizations, Syria has now spent seven years as the proxy warzone of great powers. With over half a million dead and millions more displaced, the conflict is now “arguably the world’s largest humanitarian disaster since World War II,” writes Andrew Tabler in The Atlantic. “The Syrian Civil War now threatens to morph into the Syria War—a regional conflagration which seems likely to burn for a generation. And civilians are cursed to live it, and die in it, every day.” How did we get here? And what comes next? Links