When did Robert Kennedy get involved and find the freedom Riders drivers to take them the rest of the way?

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.

On the graph, the bottom horizontal line represents

What were the effects of the great reform act of 1832?