Iran has said it will strengthen Syria's air defenses as part of a bilateral military deal aiming to "fight terrorism" and counter American pressure. Key US ally Israel, Iran's arch-enemy, has launched hundreds of strikes in Syria since the start of a civil war there in 2011, including...

Russia and China vetoed a UN Security Council resolution Tuesday that would have extended cross-border humanitarian aid to three million Syrians for a year.  The authorization, which has been in effect since 2014, is set to expire Friday. The resolution was drafted by...

Western countries pushed members of the global chemical weapons watchdog Tuesday to formally condemn Syria after a probe explicitly blamed Damascus for nerve gas attacks for the first time. A report in April by a new investigations team at the Organisation for the Prohibition of Chemical...

At least 7 people, mostly women and children, were killed by a car bomb in the northeastern border town of Tal Abyad, activists said Tuesday. The Turkish-backed local council said at least 27 others were wounded by the blast. Most of the wounded people have been admitted to a Turkish...