Which factor contributed to the entry of the United States into World War I? the imminent collapse of the Allies’ defenses German submarine attacks on American ships overwhelming public support for the war effort Mexico’s declaration of war on the United States



Answer :

"German submarine attacks on American ships" was one of the main factors leading the America's entry into World War I. Before this America was very isolationist.

Answer:

The Answer is B

Explanation:

German submarines attacked American ships