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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.
A weapon of mass destruction (WMD) is a biological, chemical, radiological, nuclear, or any other weapon that can kill or significantly harm many people or cause great damage to artificial structures (e.g., buildings), natural structures (e.g., mountains), or the biosphere. The scope and usage of the term has evolved and been disputed, often ...
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 ...
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
The history of weapons control has also included treaties to limit effective defense against weapons of mass destruction in order to preserve the deterrent doctrine of mutual assured destruction (Anti-Ballistic Missile Treaty) as well as treaties to limit the spread of nuclear technologies geographically (African Nuclear Weapons Free Zone ...
The Chinese Government welcomes the decision of Ukraine to destroy all nuclear weapons on its territory, and commends the approval by the Verkhovna Rada of Ukraine on November 16 of Ukraine’s accession to the Treaty on the Non-Proliferation of Nuclear Weapons as a non-nuclear-weapon State.
The following countries have either attempted to develop, actually built, or bought weapons of mass destruction, including biological, chemical, and nuclear weapons.
Since they are weapons of mass destruction, the proliferation of nuclear weapons is a focus of international relations policy. Nuclear weapons have been deployed twice in war, both by the United States against the Japanese cities of Hiroshima and Nagasaki in 1945 during World War II.