What was one long-term outcome of the Korean War for the United States?

It boosted the economy of the US, and grew the anti-communist feeling.

Explanation:

The Korean War brought economic and social damage to Korea. However, the Korean War was able to boost the economy of both Japan and the US. The Korean War also legitimized the United Nations and led to further expansion of military power. The Korean War also showed the growing anti-communist feeling across the US.

the correct answer is to reduce tax