American Involvement in the Western Hemisphere included all of the following except the defense of the Monroe Doctrine

seizing control over troubled finances

maintaining stable Latin American governments

the Spanish-American War

the Boxer Rebellion​

yellow fever and other tropical diseases

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a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”