How was the Monroe Doctrine an example of Idealism?

The Monroe Doctrine exemplified Idealism by promoting the belief that the Western Hemisphere should be free from European colonial influence and intervention, reflecting a commitment to sovereignty and self-determination. It emphasized the moral obligation to protect emerging republics in Latin America, showcasing the U.S. vision of spreading democracy and fostering political stability. This doctrine was rooted in the idealistic notion that cooperation and mutual respect among nations could lead to a more peaceful international order.