the united states received a number of islands as a result of the spanish-american war. which of the following is not one of them?

Puerto Rico was not part of the island the United States receives as a result of the Spanish-American War.

Explanation:

the us hoped to prevent any nations from leaning towards soviet union-based communism. the containment policy was established in hopes of keeping communism from spreading to new places.

if you are talking about current time the answer is no

if you are talking about when the colonies were developing the answer is yes