Why did the United States become involved in World War I? Question 1 options: The United States entered the war because of an un
provoked attack on a naval base in a United States territory. The Zimmermann telegram proposed a military alliance between Germany and Mexico against the United States. American citizens in France were captured and held by Germany in return for a pledge of neutrality by the United States. The United States was required to enter the war as part of a provision contained within the charter document of the League of Nations.
The Zimmermann telegram proposed a military alliance between Germany and Mexico against the United States
Explanation:
In a brief the Zimmermann telegram asked Mexico to attack the US to keep them busy while Germany won the war Europe. But it was intercepted by the british and decoded.