Explanation: The Monroe Doctrine basically was a U.S. Policy declared towards the Western Hemisphere (Europe) waring European nations that the U.S. would not further tolerate colonization and would also not allow European countries to interfere with their independent governements in the Americas. Countries such as Puerto Rico.
The Americans, in light of Manifest Destiny, believed the Americas were theirs to take. The Monroe Doctrine guaranteed the independence of every free country in North and South America, excluding colonial powers and Indian tribes. This was done to protect these countries from colonization.
