Jump To:

• Monroe Doctrine
  Monroe Doctrine

  noun

  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.
• Monroe doctrine
  Monroe doctrine

  noun

  a principle of US foreign policy that opposes the influence or interference of outside powers in the Americas

Monroe Doctrine

American  

noun

U.S. History.

1. 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.

---

Monroe doctrine British  

noun

1. a principle of US foreign policy that opposes the influence or interference of outside powers in the Americas

---

Monroe Doctrine Cultural  

1. 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.

---

Example Sentences

See Examples For:

Monroe Doctrine Monroe doctrine

These interventions were all functions of the Monroe Doctrine, first promulgated by President James Monroe in 1823.

From BBC ● Jan. 24, 2026

But Hamilton’s belief that the Western Hemisphere should be closed to European meddling was memorialized in 1823’s Monroe Doctrine External link.

From Barron's ● Jan. 18, 2026

In 1904, the United States announced the “Roosevelt Corollary” to the Monroe Doctrine.

From Salon ● Dec. 9, 2025

The Monroe Doctrine dates back to the U.S. president in 1823 who articulated his opposition to further European colonization of Latin America which he asserted would henceforth be a U.S. sphere of influence.

From MarketWatch ● Oct. 30, 2025

It can stand in for anything—a stuffed piranha, existentialism, the Monroe Doctrine, or buttered toast.

From "Woe Is I" by Patricia T. O'Conner

The Monroe doctrine acquired its imperialist character around 1900 under presidents William McKinley and Theodore Roosevelt.

From The Wall Street Journal ● Jan. 5, 2026

One reason the Monroe doctrine and empire building went out of fashion was that colonies and client states wanted out.

From The Wall Street Journal ● Jan. 5, 2026

All our fine discourse about the Monroe doctrine is, as matters stand now, nothing but a flight of rhetoric.

From The Atlantic Monthly, Volume 14, No. 81, July, 1864 by Various

It will be said, of course, that America is competent to take care of itself and its Monroe doctrine in the future as in the past.

From An Inquiry Into The Nature Of Peace And The Terms Of Its Perpetuation by Veblen, Thorstein

We assert our steadfast adherence to the policy announced in the Monroe doctrine.

From A History of the Republican Party by Platt, George Washington