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The space race was started by the USSR on October 4, 1957 with the launch of Sputnik 1.
The Space Race - 2006 was released on:
USA: 1 July 2006 (limited)
Sputnik 1
Sport Billy - 1979 A Race in Space 1-12 was released on:
USA: 2 December 1979
Because the launch of sputnik 1 by the Soviets spurred on the USA to join the race.