Turkey opposes the Assad regime, but the fall of the government could disrupt Ankara’s aims to reverse refugee flows and defeat Kurdish forces in Syria’s north.

An array of domestic and foreign powers are vying for influence in Lebanon, including the Lebanese Armed Forces, Hezbollah, Israel, Iran, Syria, and the United States.

The surprise rebel offensive that has seized Aleppo and threatens other regime-held territories could mark a further weakening of Iran's regional sway but also spur a new cycle of violence and instab…

President Joe Biden has given the green light for Ukraine to use U.S.-supplied missile systems to strike deep inside Russian territory. What could it mean for the course of the war?

The deployment of North Korean troops to aid Russia marks an ominous new level of cooperation between Moscow and Pyongyang. The alliance could further escalate and globalize the conflict.