Russia's military intervention in the Syrian war has all but destroyed a deal agreed last month to halt fighting between warring sides in two areas of the west, unpicking a rare success for foreign-backed diplomacy in the four-year-long conflict. Implementation of the deal agreed with U.N. help...

Islamic State fighters have seized Syrian villages on the outskirts of Aleppo from rival insurgent fighters, a monitoring group said on Friday, despite Russian air strikes that Moscow says have targeted the militant group. Iran's Revolutionary Guards Corps said separately one of...

Rebels claim that at least one Russian helicopter was downed in Hama province on Thursday where a major Syrian regime offensive is underway. Fighting between Syrian regime forces and rebel factions continued on Thursday as a government offensive on opposition-held Hama and Idlib continued for a...

Russia ended high-level military talks with Israel on Wednesday with a call on other countries, including a suspicious United States and aggrieved Turkey, to coordinate operations in Syria. The two countries discussed how they can avoid accidentally clashing while operating in...