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  2. Nuclear weapons of the United States - Wikipedia

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

    Nuclear disarmament in international law. 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 ...

  3. 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.

  4. Nuclear disarmament - Wikipedia

    en.wikipedia.org/wiki/Nuclear_disarmament

    Nuclear disarmament is the act of reducing or eliminating nuclear weapons. Its end state can also be a nuclear-weapons-free world, in which nuclear weapons are completely eliminated. The term denuclearization is also used to describe the process leading to complete nuclear disarmament. [ 2 ][ 3 ]

  5. The US is dismantling nuclear warheads to power the next ...

    www.aol.com/news/us-dismantling-nuclear-warheads...

    The nuclear power industry is increasingly looking to smaller reactors, which run on HALEU. These reactors can last longer than conventional ones and fit into smaller spaces — making them more ...

  6. Nuclear warfare - Wikipedia

    en.wikipedia.org/wiki/Nuclear_warfare

    e. Nuclear warfare, also known as atomic warfare, is a military conflict or prepared political strategy that deploys nuclear weaponry. Nuclear weapons are weapons of mass destruction; in contrast to conventional warfare, nuclear warfare can produce destruction in a much shorter time and can have a long-lasting radiological result.

  7. Nuclear weapons delivery - Wikipedia

    en.wikipedia.org/wiki/Nuclear_weapons_delivery

    t. e. Nuclear weapons delivery is the technology and systems used to place a nuclear weapon at the position of detonation, on or near its target. Several methods have been developed to carry out this task. Strategic nuclear weapons are used primarily as part of a doctrine of deterrence by threatening large targets, such as cities.

  8. United States national missile defense - Wikipedia

    en.wikipedia.org/wiki/United_States_national...

    National missile defense (NMD) refers to the nationwide antimissile program the United States has had development since the 1990s. After the renaming in 2002, the term now refers to the entire program, not just the ground-based interceptors and associated facilities. A Payload Launch Vehicle (PLV) carrying a prototype exoatmospheric kill ...

  9. B83 nuclear bomb - Wikipedia

    en.wikipedia.org/wiki/B83_nuclear_bomb

    1.2 megatonnes of TNT (5.0 PJ) A B83 casing. The B83 is a variable-yield thermonuclear gravity bomb developed by the United States in the late 1970s that entered service in 1983. With a maximum yield of 1.2 megatonnes of TNT (5.0 PJ), it has been the most powerful nuclear weapon in the United States nuclear arsenal since October 25, 2011 after ...