CHEMICAL WEAPONS CONVENTION OF 1993 April 29, 1997 - It came into force on this day Apr-29, 1997 - CHEMICAL WEAPONS CONVENTION OF 1993 It came into force It came into force on Aug 29, 1993, outlawing the production, stockpiling and use of chemical weapons by its signatories. Click on the following links to see further details: PROFILE     CROSSWORD     QUIZ     VIDEOS