Final answer:
The importance of the Zimmermann Telegram is highlighted by the means taken to deliver the message, emphasizing its significance in history.
Explanation:
The message Zimmermann sent was important because:
- Because the message was so important and needed to reach von Bernstorff, Zimmermann wanted the message to be carried across the ocean in a U-boat.
- The route the telegram was to take, first to Sweden and then to Washington, D.C., supports the idea that the contents of the message were important.
- The Zimmermann Telegram was a significant diplomatic proposal offering military aid during World War I.
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