As of 2023, there are five nations known to have a full “triad” of nuclear weapons (intercontinental ballistic missiles, air-delivery bombs, and submarine-launched ballistic missiles): the United States (5,244 warheads), Russia (5,889), China (410), Pakistan (170), and India (164).[8] Three other nations are known to have a more limited form of delivery system: France (290), the United Kingdom (225), and North Korea (around 30).
