Please answer question asap get brainliest if correct and first.

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.

Name three new weapons that changed how ww! was fought and how?

War of 1812 allowed the us to take control of lake erie