(Reuters)- Representatives of four Free Syrian Army (FSA) rebel groups fighting on the ground in Syria Thursday dismissed a report that FSA factions would meet with Russian officials next week in Abu Dhabi. The RIA news agency said a delegation from the FSA had agreed to meet with Russian...

The Syrian state and allied militia have detained and abducted tens of thousands of people since 2011 in a campaign of enforced disappearances that is a crime against humanity, Amnesty International said in a report on Thursday. The rights watchdog interviewed relatives of the...

The U.S. military said on Wednesday it was moving toward providing additional weaponry to Syrian opposition forces battling Islamic State after territorial gains in the past week by the U.S.-backed fighters. Colonel Steve Warren, a Baghdad-based spokesman for the U.S.-led coalition...

Warplanes believed to be Russian carried out several air strikes on Wednesday on areas of northwestern Syria that were included in a local ceasefire agreed by warring sides in September, the Syrian Observatory for Human Rights said. The strikes hit the outskirts of the towns of Maarat...