Answer:
Explanation:
In 1823 U.S. President James Monroe proclaimed the U.S. protector of the Western Hemisphere by forbidding European powers from colonizing additional territories in the Americas. In return, Monroe committed to not interfere in the affairs, conflicts, and extant colonial enterprises of European states.
New York and Boston were both port cities. Being able to get in and out of the area with ships was very influential in battles.
That would be the Caribbean Sea
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