The striking feature of the jacksonian era was

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.

What was martin luther king, jr., referencing in the passage that brought him to lead a protest in birmingham?

N1947, the united nations create a country