Question

1. What event caused the United States to
enter World War I?

Answer 1

Archduke Franz

Step-by-step explanation:

He was killed during a trip

Answer 2

The primary events that led to the United States declaration of war against Germany were the Zimmerman Telegram and Germany's announced intention to resume unrestricted submarine warfare. American sentiment had leaned toward the Allies and against the Central powers for some time.