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1998 – May – India tests five more nuclear weapons as part of Operation Shakti at the Pokhran test site. This was India's second round of nuclear weapons testing. 1998 – May – Pakistan detonates five high-enriched uranium nuclear weapons in the Chagai Hills. A sixth nuclear test, at Kharan, was a plutonium device.
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.
Anglo-American cooperation on nuclear weapons was restored by the 1958 US-UK Mutual Defence Agreement. As a result of this and the Polaris Sales Agreement, the United Kingdom has bought United States designs for submarine missiles and fitted its own warheads. It retains full independent control over the use of the missiles.
The pre-Hiroshima nuclear history of the United States began with the Manhattan Project.This Manhattan Project was the nuclear program for warfare. Even before the first nuclear weapons had been developed, scientists involved with the Manhattan Project were divided over the use of the weapon.
Several US nuclear weapons, partial weapons, or weapons components are thought [9] to be lost and unrecovered, primarily in aircraft accidents. The 1980 Damascus Titan missile explosion in Damascus, Arkansas, threw a warhead from its silo but did not release any radiation. [52]
Summary of US nuclear testing series Series or years Years covered Tests [Summ 1] Devices fired Devices with un-known yield Peace-ful use tests Non-PTBT tests [Summ 2] Yield range [Summ 3] Total yield (kilotons) [Summ 4] Notes Trinity: 1945 1: 1: 1: 21 21: First nuclear weapons test, conducted as part of the Manhattan Project. Tested the Mark 3 ...
The Tri-City Herald went into its archives to republish this account of the reactor’s place in history. It was written by former Herald reporter and editor Chris Sivula and first published Aug ...
[173]: 291–296 In 1947, a docudrama titled The Beginning or the End chronicled the development of nuclear weapons and portrayed the Trinity test. [ 174 ] [ 175 ] In 1980, a television drama miniseries titled Oppenheimer , a co-production between the British Broadcasting Corporation and the American television station WGBH-TV , aired for seven ...