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Hace 1 día · 1957. The launch of Sputnik 1 on 4 October 1957 is the first step towards spaceflight and marked the beginning of the Space Race, an important milestone of the Cold War. 1957 ( MCMLVII) was a common year starting on Tuesday of the Gregorian calendar, the 1957th year of the Common Era (CE) and Anno Domini (AD) designations, the 957th year of the ...
