Economically it had a positive impact on the South, it allowed their economy not to be solely reliant on agriculture. However, as far as their society goes there wasn't a change in their belief system in their stance on African Americans. Many still considered them as second citizens until the Civil Rights Movement.
The first satellite launched into space was called Sputnik.
Answer:
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To vote in the United States, you have to be an American citizen.
There are other requirements:
-At least 18 years old
-Reside in the US
-Not forbidden from voting (probation, court order, prison, etc)
But, being an American citizen is the key requirement.