In 1823, President James Monroe called for European powers to stay out of the Americas. What came to be known as the Monroe Doctrine would influence U.S. foreign policy for generations, and lead to military interventions across the Western Hemisphere. This past week, President Trump repeatedly invoked the Doctrine when discussing last week's incursion into Venezuela. Mo Rocca talks with historian Jay Sexton, author of "The Monroe Doctrine: Empire and Nation in Nineteenth-Century America," about

The Monroe Doctrine: America’s Stand Against European Intervention The Monroe Doctrine, established in 1823, was a pivotal policy asserting that the Americas were off-limits to further European colonization and intervention. President James Monroe articulated this stance during his seventh annual message to Congress, emphasizing the United States' intention to remain neutral in European conflicts while opposing any attempts by European powers to control or influence nations in the Western Hemisp

The Monroe Doctrine: America's Bold Stand Against Imperialism The Monroe Doctrine, declared in 1823, asserted U.S. opposition to European powers establishing new colonies or interfering in the affairs of independent nations in the Americas. While presented as a defense of Latin American sovereignty, it also served U.S. interests by preventing European competition in the region. The doctrine warned Europe to stay out, effectively establishing the Americas as a U.S. sphere of influence. Though ini