The United States, a signatory to the Chemical Weapons Convention, destroyed the last of its stocks of VX and other chemical agents on the Johnston Atoll, 825 miles southwest of Hawaii, in November 2000.
Enclosed by a sand berm four miles around and 160 feet high, the Baghdad Nuclear Research Facility entombs what remains of reactors bombed by Israel in 1981 and the United States in 1991. It has stored industrial and medical wastes, along with spent reactor fuel.