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Passed by Congress June 4, 1919
(Tennessee’s ratification of the amendment gave it the ¾ of states needed for ratification) -
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Soviets explode their first atomic bomb on August 29, 1949
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June 25, 1950 – July 27, 1953
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November 1, 1955 – April 30, 1975
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October 14, 1962 – October 28, 1962
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Congress passed on August 7, 1964, Effective August 10, 1964
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(WWW created in 1990)
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