The 63rd sessionof the Executive Council of the Organizationfor the Prohibitionof ChemicalWeapons (OPCW) openedinTheHague, The Netherlands, on 15thFebruary, 2011.
Currently, 188 nations, representing the vast bulk ofthe world's population, have signed up to the Convention on ChemicalWeapons, which is overseen by theOrganizationfortheProhibitionofChemicalWeapons.