How many new states
had been admitted to the Union by 1824?

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.

Which of the following was probably the most difficult challenge facing construction of the railroad?

Which describes a significant different between the north and the south in the year leading up to the civil war