Space Race

US Arm's Race

July 16, 1945
1952
January 1954
1958
1963

Soviet Union Arm's Race

August 29, 1949
October 1961
October 1962
October 27 1962
October 28 1962

US Space Race

January 31, 1958
April 1, 1960
May 5, 1961
June 3, 1965
July 20, 1969

Soviet Union Space Race

October 4, 1957
November 3, 1957
January 2, 1959
April 12, 1961
June 16, 1963