22 fev 1961 ano - 1961

Descrição:

February 1 - U.S. launches the Minuteman I missile.
September 1 - U.S.S.R. resumes nuclear testing.
September 15 - U.S. resumes nuclear testing.
October 31 - U.S.S.R. explodes the world's largest nuclear bomb, with a yield of 58 megatons.

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