Which city emerged as a commercial giant as a result of steamboat transportation along the Mississippi River in the years before 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.

How did rituals maintain sumerian society

How did the supreme court change as a result of ronald reagan's presidency? answers?