ANSWER:
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EXPLANATION:
The successful launch of Sputnik 1 was the first instance of a successful launch of an artificial Earth satellite launched into outer space. This was done successfully by the Soviet Union on October 4, 1957. This launch spawned the Space Race between the United States and the Soviet Union to gain dominance over outer space technology to prevent either country from possessing a military advantage.
Is a very important amendment to the constitution as it gave women the right to vote in 1920
Answer: It changed both the economy and the American Slavery
Explanation:
So instead of slaves having to separate the cotton from the seeds, they used the cotton gin which increased production and profit
