Russia and Turkey have irreconcilable differences in Syria, and the parties they back are determined to destroy one another.
An Iranian admission of past guilt is not necessary for a sound agreement.
The Al Qaeda affiliate brings its own brand of terror to the region's war.
By controlling territory, managing finances and recruiting relentlessly, Islamic State has made itself unique in the world of Islamist terrorists.
What if a U.S. "decapitation strike" on the Iraqi dictator hit the target?
Getting rid of the worst threats won't mean the war is over. It might be just beginning.
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