For the first 150 years of its history, the united states avoided becoming involved with other countries. what is this policy called?

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 charles v and philip ii expand the spanish state? they united separate spanish kingdoms into a unified state. they supported protestant rebels in the netherlands. they carried on a successful war against britain. they fought wars and tried to expand catholicism.

Civil liberties in latin america vary. this means that