Organisation for the Prohibition of Chemical Weapons : The OPCW is a UN body that was established in 1997 to oversee and enforce compliance with international chemical weapons treaties. I would not make any speculation to possible remaining assets , substances , chemical weapons . ... ` A major landmark has been reached , '' OPCW chief says . It 's been more than a year since Obama said Syria crossed `` red line '' with use of chemical arms .
Organisation for the Prohibition of Chemical Weapons : The OPCW is a UN body that was established in 1997 to oversee and enforce compliance with international chemical weapons treaties. ` A major landmark has been reached , '' OPCW chief says . It 's been more than a year since Obama said Syria crossed `` red line '' with use of chemical arms .