The Nuclear Non-Proliferation Treaty enters into force.
Nuclear powers China, Russia, U.S., U.K., and France initiated the treaty in 1968. It has since been ratified by 190 nations around the world.
The Nuclear Non-Proliferation Treaty enters into force.
Nuclear powers China, Russia, U.S., U.K., and France initiated the treaty in 1968. It has since been ratified by 190 nations around the world.