The number, far higher than any previous estimate, poses a test for the new government. Experts fear that sarin, chlorine and ...

Armored cars and tanks first rolled their way into battle in World War I. Chemical warfare, in the form of chlorine, mustard gas, and phosgene, poisoned hundreds of thousands of soldiers.

Islamic State fanatics returning to Britain could be plotting horrifying attacks using chlorine gas which killed thousands of troops during the First World War. The warning has been given by one ...

Sarin, a nerve agent, can kill in minutes, and chlorine and mustard gas have been known since World War I as a cruel weapon that "drowns people on land." Experts have warned that the reservoirs ...

Al-Assad used weapons like sarin and chlorine gas against rebel fighters and Syrian civilians during more than a decade of ...

More than 100 chemical weapons sites are suspected to remain in Syria, left behind after the fall of former President Bashar ...