History · 3
What event precipitated the United States' entry into World War I?
Answer
Zimmermann Telegram
The Zimmermann Telegram (1917), a secret German proposal to Mexico to ally against the U.S., was intercepted and published, outaging Americans and pushing for war entry.
💡 Did you know?
The Zimmermann Telegram promised Mexico the return of Texas, New Mexico, and Arizona if it joined Germany—it's one of history's most consequential secret messages.
Other options people guess
- Sinking of the Lusitania
- Murder of Archduke Franz Ferdinand
- German invasion of Belgium
Topics
- World War I
- Diplomacy
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