RACE TIMELINE!

U.S. Arms Race

July 16, 1945
August 6, 1945
1951
August 12, 1957
1968

Soviet Union Arms Race

August 29, 1949
1953
August 21, 1957
October 1961
October 1962

US Space Race

January 31, 1958
April 1, 1960
April 5, 1961
August 14, 1966
July 20, 1969

Soviet Union Space Race

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