Sputnik, 1957. On October 4, 1957, the Soviet Union launched the earth's first artificial satellite, Sputnik-1. As a result, the launch of Sputnik served to intensify the arms race and raise Cold War tensions. During the 1950s, both the United States and the Soviet Union were working to develop new technology.
The Tang dynasty saw a great advance in literature and the arts. The also saw a big power increase.
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well its in english so, it is the americans
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