(A) The US was an ally to France and joined the war immediately after Germany invading Belgium.
(B) The US was an ally to the Russian Czar and no one else.
(C) ** The US was neutral and wished to support both sides.
(D) The US was at war with both the Allies and Central powers.
EXPLANATIONS BELOW
Concept note-1: -When WWI began in Europe in 1914, many Americans wanted the United States to stay out of the conflict, supporting President Woodrow Wilson’s policy of strict and impartial neutrality. “The United States must be neutral in fact as well as in name during these days that are to try men’s souls.
Concept note-2: -Germany’s resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson’s decision to lead the United States into World War I.
Concept note-3: -Overview. World War I was the deadliest conflict until that point in human history, claiming tens of millions of casualties on all sides. Under President Woodrow Wilson, the United States remained neutral until 1917 and then entered the war on the side of the Allied powers (the United Kingdom, France, and Russia).
Concept note-4: -When World War I broke out across Europe in 1914, President Woodrow Wilson proclaimed the United States would remain neutral, and many Americans supported this policy of nonintervention.