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Leslie Groves, Manhattan Project director, with a map of the Far East The discovery of nuclear fission in 1938 made the development of an atomic bomb a theoretical possibility. [ 52 ] Fears that a German atomic bomb project would develop atomic weapons first, especially among scientists who were refugees from Nazi Germany and other fascist ...
Manhattan District From top to bottom, left to right: Chicago Pile-1, the first nuclear reactor K-25, the primary uranium enrichment site The Hanford B Reactor used for plutonium production The Gadget implosion device at Los Alamos Alsos soldiers dismantle the Haigerloch pile of the German nuclear weapons program The Trinity test, the first nuclear explosion Atomic bombings of Hiroshima and ...
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 map claiming to show the areas of the US that may be targeted in a nuclear war that originally circulated in 2015 is making the rounds again, amid the Russian war in Ukraine.
The "nuclear umbrella" is a guarantee by a nuclear weapons state to defend a non-nuclear allied state.The context is usually the security alliances of the United States with Australia, [1] Japan, [2] South Korea, [3] the North Atlantic Treaty Organization (much of Europe, Turkey and Canada) and the Compact of Free Association (the Federated States of Micronesia, the Marshall Islands, and Palau).
Kenneth David Nichols CBE (13 November 1907 – 21 February 2000) was an officer in the United States Army, and a civil engineer who worked on the secret Manhattan Project, which developed the atomic bomb during World War II.
The 1945 photo shows Manhattan Project physicist Harold Agnew holding the heart of one of the most devastating weapons in the world. An unsettling photo of a US physicist cheerfully holding the ...
There are various ways in which the allies cooperated, including the American Lend-Lease scheme and hybrid weapons such as the Sherman Firefly as well as the British Tube Alloys nuclear weapons research project which was absorbed into the American-led Manhattan Project. Several technologies invented in Britain proved critical to the military ...