China's stockpile of nuclear weapons is the world's third-largest, estimated at 620 nuclear warheads as of 2026. China was the fifth country to develop nuclear weapons, conducting its first test in 19
The mushroom cloud from Project 596, China's first nuclear test, Lop Nur, 1964.
Celebration of the fourth Chinese nuclear test, launched on a Dongfeng-2 missile, Tiananmen Square, October 1966.
China's first submarine-launched ballistic missile, the JL-1, during its first successful sea test, 1982.[citation needed]
A mock-up of China's first nuclear bomb.
The Treaty on the Non-Proliferation of Nuclear Weapons, commonly known as the Non-Proliferation Treaty or NPT, is an international treaty, the objective of which is to prevent the spread of nuclear we
Treaty on the Non-Proliferation of Nuclear Weapons
Nuclear reactor in dimona