The Syrian Observatory for Human Rights said warplanes struck rebel territory in northwest Syria for the first time since Russia and Turkey agreed to create a buffer zone in September. The British-based activist group said the airstrikes hit the suburbs west of Aleppo city, near Idlib...

Syrian rebels have dismissed government accusations they used poison gas to attack government-held Aleppo city. Rebel commander Abdel-Salam Abdel-Razak says the opposition doesn’t possess poisonous gases or the capabilities to lob them. Abdel-Razak served in Syria’s chemical weapons...

Iran “strongly rejected” Friday U.S. accusations that it has a chemical weapons program and accused Washington of breaching its own commitments to the international watchdog. The U.S. allegations are the latest salvo against Iran from the administration of President Donald Trump, who earlier...

The United States accused Iran Thursday of failing to declare a toxic arms program to the global chemical warfare watchdog, in breach of international agreements. U.S. envoy Kenneth Ward told the Organization for the Prohibition of Chemical Weapons (OPCW) in The Hague that Tehran was...