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  2. List of states with nuclear weapons - Wikipedia

    en.wikipedia.org/wiki/List_of_states_with...

    Map of nuclear-armed states of the world NPT -designated nuclear weapon states (China, France, Russia, United Kingdom, United States) Other states with nuclear weapons (India, North Korea, Pakistan) Other states presumed to have nuclear weapons (Israel) NATO or CSTO member nuclear weapons sharing states (Belgium, Germany, Italy, Netherlands, Turkey, Belarus) States formerly possessing nuclear ...

  3. List of nuclear weapons - Wikipedia

    en.wikipedia.org/wiki/List_of_nuclear_weapons

    The components of a B83 nuclear bomb used by the United States. This is a list of nuclear weapons listed according to country of origin, and then by type within the states. . The United States, Russia, China and India are known to possess a nuclear triad, being capable to deliver nuclear weapons by land, sea and

  4. List of nuclear triads - Wikipedia

    en.wikipedia.org/wiki/List_of_nuclear_triads

    The following list of nuclear triads, deployed in 2024, includes all four countries known to possess them (United States, Russia, China and India). Where available, the names and number of nuclear warheads are given. The list excludes non-strategic (tactical) nuclear weapons and the partial nuclear triad of France and Pakistan.

  5. Nuclear weapons of the United States - Wikipedia

    en.wikipedia.org/wiki/Nuclear_weapons_of_the...

    The United States is one of the five nuclear weapons states with a declared nuclear arsenal under the Treaty on the Non-Proliferation of Nuclear Weapons (NPT), of which it was an original drafter and signatory on 1 July 1968 (ratified 5 March 1970). All signatories of the NPT agreed to refrain from aiding in nuclear weapons proliferation to ...

  6. United States and weapons of mass destruction - Wikipedia

    en.wikipedia.org/wiki/United_States_and_weapons...

    The United States is known to have possessed three types of weapons of mass destruction: nuclear, chemical, and biological weapons.As the country that invented nuclear weapons, the U.S. is the only country to have used nuclear weapons on another country, when it detonated two atomic bombs over two Japanese cities of Hiroshima and Nagasaki during World War II.

  7. List of parties to the Treaty on the Prohibition of Nuclear ...

    en.wikipedia.org/wiki/List_of_parties_to_the...

    [1] [2] States have the option of acceding to the treaty without signing. A total of 197 states may become parties to the Treaty on the Prohibition of Nuclear Weapons, including all 193 member states of the United Nations, the Holy See, the State of Palestine, the Cook Islands, and Niue. As of September 2024, 73 states have ratified or acceded ...

  8. Nuclear triad - Wikipedia

    en.wikipedia.org/wiki/Nuclear_triad

    Israel is known to have nuclear-capable aircraft and land-base missiles, with the addition of nuclear-armed submarines this would mean that they now have a full triad of land-, air-, and sea-based nuclear delivery systems [18] some of which would be invulnerable to a first strike by an enemy for the first time in their country's history. No ...

  9. List of military nuclear accidents - Wikipedia

    en.wikipedia.org/wiki/List_of_military_nuclear...

    At the nuclear pit fabrication facility at Rocky Flats in Colorado, two employees and a United States Department of Energy inspector inhaled radioactive particles, causing closure of the plant. Several safety violations were cited, including uncalibrated monitors, inadequate fire equipment, and groundwater contaminated with radioactivity.