America and Soviet Union
This all started in 1957 when the USSR launched the first satellite into space, Sputnik. In response to this the US created NASA in 1958. And later that year Launched the Explorer 1. Much later USSR launched the first man into space in 1961, and the first woman in 1963. There were many accomplishments in between, however, in 1972 NASA got the first man to the Moon.