World War I was significant in American history because
A) America began abandoning isolationism.
B) manifest destiny took hold.
C) President Roosevelt strengthened the military.
D) the Monroe Doctrine was established.

Question

Quizplus · Accepted Answer

World War I marked a significant shift in American foreign policy as the country began moving away from isolationism and towards increased involvement in international affairs. The United States' entry into the war in 1917 was a major step towards this new approach to foreign relations.

World War I Was Significant in American History Because