Which of the following was a major factor in the United States' decision to ente

Which of the following was a major factor in the United States' decision to enter World War I?

Which of the following was a major factor in the United States' decision to enter World War I?

Step 1: Understand that World War I was happening in Europe and involved many countries.
Step 2: Know that the United States was initially neutral and did not want to join the war.
Step 3: Learn about the Zimmermann Telegram, which was a secret message sent by Germany.
Step 4: Realize that in the Zimmermann Telegram, Germany asked Mexico to join them in a war against the United States.
Step 5: Recognize that this message angered many Americans and made them feel threatened.
Step 6: Conclude that the Zimmermann Telegram was a major reason why the U.S. decided to enter World War I.

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