A United Nations envoy halted his attempts to conduct Syrian peace talks on Wednesday after the army, backed by Russian air strikes, advanced against rebel forces north of Aleppo, choking opposition supply lines from Turkey to the city. Staffan de Mistura announced a three-week...

The United Nations struggled to save Syrian peace talks as Damascus and its Russian allies seized territory in fierce fighting and rifts widened among embattled rebel factions. The Syrian army said on Wednesday its forces had broken through rebel defenses to reach two Shi'ite...

Sunni Muslim Arab fighters backed by Kurdish forces and U.S.-led air strikes retook a village in northern Iraq on Wednesday in an example of effective military cooperation on the ground between them against Islamic State insurgents. The offensive in the Makhmour district south...

Russia will not stop its air strikes on Syria until armed groups, such as al Qaeda's wing there, are defeated, Russian Foreign Minister Sergei Lavrov said on Wednesday. On Tuesday, U.S. Secretary of State John Kerry said that Russia should stop bombing opposition forces in Syria now that...