Turkish special forces units and jets supported by warplanes from the U.S.-led coalition launched an operation in northern Syria on Wednesday to wipe out Islamic State militants along the border with Turkey, Turkish officials said. The Turkish army began firing artillery rounds into the Syrian...

The Russian military said on Monday its aircraft operating from an Iranian air base to conduct strikes in Syria had completed their tasks, but left open the possibility of using the Hamadan base again if circumstances warranted. Iran's Foreign Ministry said Russia had stopped using the base...

 The Kurdish YPG militia launched a major assault on Monday to seize the last government-controlled parts of the northeastern Syrian city of Hasaka after calling on pro-government militias to surrender, Kurdish forces and residents said. They said Kurdish forces began the offensive after...

Fighting between the Syrian army and Kurdish forces intensified late on Friday and into Saturday, creating the risk of yet another front opening in the multi-sided civil war. The two sides have mostly avoided confrontation during the five-year conflict, with the government focusing its efforts...