What factors playing into moving the United States into a world power?

The Spanish American War

Explanation:

The Spanish American War was the first time that nations around the world started to recognize the US as a world power. At the time Spain had one of the best navies in the world. Spain was defeated by the US. The US also was the firt nation to develop the atomic bomb.

answer; (d) i believe that the correct answer is americans finally ran out of ammunition;

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