The United Nations intervened in North Korea because the

A.) South Koreans invaded North Korea

B.) North Koreans invaded South Korea

C.) Soviets backed the South Korean government

D.) Chinese invaded the Korean Peninsula

B.) North Koreans invaded South Korea

Explanation:

The Korean war was because the Soviets broke apart the country and backed the North Koreans. Americans backed South Korea. A war ensued. The North Koreans were pushed back.

c, because the american revolution was from 1765 to 1783.