Identify the three key events that you think propelled the United Stat

Identify the three key events that you think propelled the United States into war with Germany in 1917. Explain why you selected these three.

What will be an ideal response?

ANSWER
Usually, the three key events cited as leading the United States to war in the spring of 1917 are Germany’s resumption of unrestricted submarine warfare, the publication of the Zimmermann telegram, and the collapse of the Czar’s government in Russia.