Monroe Doctrine
noun U.S. History.
the policy, as stated by President Monroe in 1823, that the U.S. opposed further European colonization of and interference with independent nations in the Western Hemisphere.
British Dictionary definitions for monroe doctrine
Monroe doctrine
noun
a principle of US foreign policy that opposes the influence or interference of outside powers in the Americas
Cultural definitions for monroe doctrine
Monroe Doctrine
A statement of foreign policy issued by President James Monroe in 1823, declaring that the United States would not tolerate intervention by European nations in the affairs of nations in the Americas. Monroe also promised that the United States would not interfere with European colonies already established or with governments in Europe.