During his State of the Union address, President James Monroe announces the Monroe Doctrine, which condemned any European imperial incursions into the Americas. Crafted by Secretary of State John Quincy Adams, the Monroe Doctrine set a precedent for American intervention on behalf of its Pan-American neighbors.
Now in its 75th year, American Heritage relies on contributions from readers like you to survive. You can support this magazine of trusted historical writing and the volunteers that sustain it by donating today.
