Answer:The Fear of Communism and the fact that Vietnam was being a puppet like state for the soviets in which America did not want Soviets idea spreading and overcoming democracy.
Explanation:During this time Vietnam was spread apart the north Communism and south was American in which they both fought neither winning or losing important positions or landmarks and eventually we called our troops back realizing the waste of supply’s for the inevitable truth that most of the Vietnamese people accepted communism.
North Korea has a closer relationship with China because both of those countries have, at some point in their history, implemented a communist regime. Also, during the Korean war, the United States were very involved which could cause a feeling of animosity between the U.S. and North Korea.
"<span>(1) Large numbers of people migrated" would be the best option as to the development that encapsulates all of these events in history. Communism did not play a role. </span>
Answer:
former Communists who supported a free market economy- last choice