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28 September 2021
Admin moved page Why was the United States concerned by the launch of Sputnik in 1957? to Why was the United States concerned by the launch of Sputnik in 1957
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Created page with "On October 4, 1957, the Soviet Union launched the earth’s first artificial satellite, Sputnik-1. Sputnik-1 was an incredible technological achievement and its successful lau..."
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