We have changed gears and are moving into the age of Revolutions. What do you think of when you hear the word "revolution"? What do you think is worthy of a revolution?

Abond of loyalty between a lord and a vassal is known as

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 is the main social system that existed in ancient china?