The (Landmarks April 19), May 25, 1997, the Organization for the Prohibition of Chemical Weapons (OPCW) was officially established. 25, 2009,

1997 session of the Assembly of States Parties with the Prohibition of Chemical Weapons, the 24th conference center in The Hague, the Netherlands, came to an end, "the Prohibition of Chemical Weapons (OPCW) was officially established.
the Prohibition of Chemical Weapons (OPCW) by the Assembly of States Parties, the Executive Council and the Technical Secretariat of the three main institutions headquartered in The Hague. (Lsjt.org)
this time for three weeks during the Assembly of States Parties, elected 88 representatives of States Parties have ratified the Chemical Weapons Convention (CWC) of the Prohibition of Chemical Weapons (OPCW) Executive Board is composed of 41 members . (L $ j��.c��) attended the meeting of the 165 signatory countries and relevant international organizations and non-governmental organizations from the Chemical Weapons Convention (CWC).
"Prohibition of Chemical Weapons Convention negotiated in a multilateral framework, aimed at the elimination of weapons of mass destruction disarmament agreements generally under international supervision.