Declared Nuclear-Weapon States

China, France, Russia, United Kingdom, United States: All have declared their nuclear status and are recognized under the Nuclear Non-Proliferation Treaty (NPT) as nuclear-weapon states because each detonated a nuclear test prior to Jan. 1, 1967.

Estimated Nuclear Stockpiles:
Strategic Tactical
U.S. 8.500 7,000
Russia 7,200 6,000 13,000
United Kingdom 100 100
France 482 0
China 284 150


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