Explanation:The Monroe Doctrine is the best known U.S. policy toward the Western Hemisphere. Buried in a routine annual message delivered to Congress by President James Monroe in December 1823, the doctrine warns European nations that the United States would not tolerate further colonization or puppet monarchs.
He mended the economy from the excesses of government regulation and also increased federal spending on the military in a level unprecedented before. He was arguably the first conservative president after Eisenhower.