(A) The U.S. had suffered economically from European sanctions
(B) ** A European nation had taken aggressive actions against the U.S.
(C) The U.S. president was obligated to fulfill election campaign promises
(D) Communist activities among U.S. immigrants were threatening the country What
EXPLANATIONS BELOW
Concept note-1: -The United States later declared war on Austria-Hungary on December 7, 1917. Germany’s resumption of submarine attacks on passenger and merchant ships in 1917 was the primary motivation behind Wilson’s decision to lead the United States into World War I.