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The incident occurred at a time of severely strained relations between the United States and the Soviet Union. [1] Responding to the Soviet Union's deployment of fourteen SS-20/RSD-10 theatre nuclear missiles, the NATO Double-Track Decision was taken in December 1979 by the military commander of NATO to deploy 108 Pershing II nuclear missiles in Western Europe with the ability to hit targets ...
The Soviet atomic bomb project was authorized by Joseph Stalin in the Soviet Union to develop nuclear weapons during and after World War II. [1] [2] Russian physicist Georgy Flyorov suspected that the Allied powers were secretly developing a "superweapon" [2] since 1939. Flyorov urged Stalin to start a nuclear program in 1942.
A document from the German Federal Archives puts the Luftwaffe ' s loss at 63 aircraft for the first day. [219] By the end of the first week, the Luftwaffe had achieved air supremacy over the battlefields of all the army groups, [218] but was unable to extend this air dominance over the vast expanse of the western Soviet Union.
Hardtack Teak, 1958 Frame of the Starfish Prime nuclear test. High-altitude nuclear explosions are the result of nuclear weapons testing within the upper layers of the Earth's atmosphere and in outer space. Several such tests were performed at high altitudes by the United States and the Soviet Union between 1958 and 1962.
The nuclear weapons tests of the Soviet Union were performed between 1949 and 1990 as part of the nuclear arms race. The Soviet Union conducted 715 nuclear tests using 969 total devices by official count, including 219 atmospheric, underwater, and space tests and 124 peaceful use tests . [ 1 ]
However, this plan was actually a disinformation ploy. After the two atomic bombings of Japan during August of 1945, the United States government did not have any nuclear weapons ready for use. It had depleted all its fissile uranium in the bombs dropped on Hiroshima and Nagasaki and a large amount of its plutonium.
The Semipalatinsk Test Site or Semipalatinsk-21 (Russian: Семипалатинск-21; Kazakh: Семей-21, romanized: Semei-21), also known as "The Polygon", was the primary testing venue for the Soviet Union's nuclear weapons. It is located in Zhanasemey District, Abai Region, Kazakhstan, south of the valley of the Irtysh River.
Operation RYAN (or RYaN, and sometimes written as VRYAN, [1] Russian: РЯН, IPA:) was a Cold War military intelligence program run by the Soviet Union in the early 1980s, when they believed the United States was planning for an imminent first strike attack.