(Gengchen April 16), May 19, 2000, the United Nations' Nuclear Non-Proliferation Treaty Review Conference in New York in 2000 end.

2000 19, the United Nations' Nuclear Non-Proliferation Treaty Review Conference in New York in 2000 to the end of. The main topics of the conference are: the universality of the Treaty on the Non-Proliferation of Nuclear Weapons; nuclear non-proliferation and nuclear disarmament and a nuclear-free zone. During the meeting, the five countries of China, the United States, Russia, Britain, France, reached an agreement, "a clear commitment" comprehensive destruction of nuclear weapons.