https://www.archives.gov/education/lessons/zimmermann/decoding-activity.html

Nov 29, 2017 ... In this exercise, students decode a fictitious message using a simple substitution code. It supports learning about the Zimmermann Telegram.

https://www.archives.gov/education/lessons/zimmermann

Apr 25, 2018 ... In January 1917, British cryptographers deciphered a telegram from German Foreign ... Decode Worksheet for the Zimmermann Telegram.

https://www.hudson.org/research/13381-decoding-the-zimmermann-telegram-100-years-later

Feb 24, 2017 ... Decoding the Zimmermann Telegram, 100 Years Later. Arthur Herman. One hundred years ago, on Feb. 26, 1917, President Woodrow Wilson ...

https://en.wikipedia.org/wiki/Zimmermann_Telegram

The Zimmermann Telegram was a secret diplomatic communication issued from the German ... The telegram was intercepted and decoded by British intelligence. Revelation of the contents enraged Americans, especially after German Foreign ...

https://www.ourdocuments.gov/doc.php?doc=60&page=transcript

(Decoded message text of the Zimmermann Telegram). FROM 2nd from London # 5747. "We intend to begin on the first of February unrestricted submarine ...

https://medium.com/lapsed-historian/breaking-the-zimmermann-telegram-b34ed1d73614

Jan 18, 2018 ... Zimmermann's telegram was intended to lay the groundwork for the same .... As he began to decode the telegram, under Bell's watchful eye, De ...

https://www.docsteach.org/documents/document/zimmermann-telegram-decode-worksheet

Decode Worksheet for the Zimmermann Telegram. 3/2/1917. Print. Add to Favorites: Create a new folder and put document in it. Default Folder, Folder created ...

https://www.khanacademy.org/humanities/us-history/rise-to-world-power/us-in-wwi/v/zimmermann-telegram

An intercepted telegram between Germany and Mexico led the United States to ... Was it a blind used because the Zimmerman telegram was considered too .... And then, it was actually intercepted by British intelligence and decoded and then  ...

https://www.history.com/news/what-was-the-zimmermann-telegram

May 21, 2014 ... The British cryptographic office known as “Room 40” decoded the Zimmermann Telegram and handed it over to the United States in ...

https://www.docsteach.org/activities/teacher/the-zimmermann-telegram

In this activity, students will analyze the Zimmermann telegram to determine if ... https://www.docsteach.org/activities/student/decoding-an-intercepted-message ...