(A) Imperialism
(B) ** Isolationism
(C) Globalism
(D) Communism
EXPLANATIONS BELOW
Concept note-1: -Isolationists advocated non-involvement in European and Asian conflicts and non-entanglement in international politics. Although the United States took measures to avoid political and military conflicts across the oceans, it continued to expand economically and protect its interests in Latin America.
Concept note-2: -His policy of containment is known as the Truman Doctrine. The Truman Doctrine demonstrated that the United States would not return to isolationism after World War II, but rather take an active role in world affairs.
Concept note-3: -Beginning with George Washington’s presidency, the United States sought a policy of isolationism and neutrality with regards to the internal affairs of other nations.