Historywhat is the most important change in america after the civil war?

Brainliestttme : )why was the launch of sputnik in 1957 important? -most in the u. s. had not thought the soviets were capable of producing satellite technology.- it made clear that the u. s. space program was dominant.- most in the soviet union had not thought the u. s. was capable of launching manned aircraft. -it established the fact that a more dangerous hydrogen bomb could be created.

4. what happens to pip shortly after magwitch dies? a. he returns to life as a blacksmith. b. he goes to jail for his debts. c. he becomes extremely ill. o d. he inherits a fortune.

Which document did the second continental congress send king george iii to refaffirm colonist allegiance to him but not to parliament