The Treaty on the Non-Proliferation of Nuclear Weapons (NPT) conference in Beijing consists of five permanent members (P5) China, France, Russia, the United Kingdom, and the United States. (Thomas Peter/Pool Photo via AP) (Associated Press)BEIJING — The U.S. has called for other permanent members of the United Nations Security Council to adhere to the Nuclear Non-Proliferation Treaty. The NPT aims to stop the spread of nuclear weapons. The 1987 treaty bans production, testing and deployment of land-based cruise and ballistic missiles with a range of 500-5,500 kilometers (310-3,400 miles). NATO secretary-general has urged Russia to respect the 1987 treaty.

Source: Washington Post January 31, 2019 06:45 UTC