When the United States declared war on Japan and Germany in 1941, it permanently ended a longtime policy of

a. isolationism.

b. world supremacy.

c. capitalism.

d. democracy. User: Who warned that a nation should avoid foreign entanglements?

a. Franklin Delano Roosevelt

b. George Washington

c. Woodrow Wilson

d. James Madison

When the United States declared war on Japan and Germany in 1941, it permanently ended a longtime policy ofb. world supremacy. This was a time of great genocide against countries that were subjected to the rules of these foreign countries. The intervention of the United States permanently ended a longtime policy of world supremacy

User: Who warned that a nation should avoid foreign entanglements?

b. George Washington. He was one of the Founding Fathers of the United States who wanted America to be freed from its European entanglements.