The Monroe Doctrine established the principle that any intervention in the politics of the Americas by external powers would be viewed as a hostile act against the United States. Introduced by President James Monroe in 1823, the doctrine aimed to show that the US was the sole influence over political matters in the hemisphere and declared that there would be no further colonization of the Americas by European nations. The importance of the doctrine was that it helped the Americas establish independence and become their own nations free from European influence.

1. Monroe DoctrineCara TripodisJames Monroe

2. Monroe Doctrine The Monroe Doctrine was the principle of US policy, originated by President James Monroe in 1823, that any intervention by external powers in the politics of the Americas is a potentially hostile act against the U.S It is the best known U.S. policy toward the Western Hemisphere.

3. Monroe DoctrineThe Doctrine was intended to show that the United States was the only country that could influence such political matters. James Monroe thought his country deserved freedom form Europe.

4. Importance of the Monroe Doctrine The importance of the Monroe Doctrine was to have the Americas break off and become their own official nation. It stated that there was to be no further colonization in the western hemisphere by European nations. This was a huge step in the development of the United States.