The Turkish Armed Forces has released details of a 40-day air and land operation on the terrorist PKK's mountainous bases in Turkey's southeastern Hakkari province. According to local army sources, the operation -- named after Staff Lt. Col. Ilker Celikcan -- was launched on Sep. 27....

The White House said Friday it was "very concerned" with the initial findings of the Organization for the Prohibition of Chemical Weapons about the alleged use of chemical weapons in Syria. "We are continuing to investigate these allegations very closely and to be proactive about the threat...

Chemical weapons experts have determined that mustard gas was used in a Syrian town where Islamic State insurgents were battling another rebel group, according to a report by an international watchdog seen by Reuters. A confidential Oct. 29 report by the Organisation for the Prohibition...

 Chemical weapons experts have determined that mustard gas was used during fighting in Syria in August, according to a report by an international watchdog seen by Reuters. The chemical - which causes severe delayed burns to the eyes, skin and lungs and is banned under international law...