Alright :) I'm glad you figured it out.
Answer:<u> Liberal internationalism</u>
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Explanation:
<u>Liberal internationalism is the most advantageous school of thought to follow because it promotes working with foreign powers in order to help the world grow economically and culturally.</u>
<u>Hope this helps.</u>
Theodore Roosevelt led the <em>Rough Riders</em> during the Spanish-American War, playing a decisive campaign and role mostly in Cuba.
hope this helps