During the Nixon administration, the United States improved
relations with both the Soviet Union and the People's Republic of
China.
a. true
b. false

Who founded the koryo dynasty and what legacy does it leave on the korean peninsula?

Sole i will mark brainlist to who answer

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.