Zimmermann telegram - Wikipedia
The Zimmermann telegram (or Zimmermann note or Zimmermann cable) was a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military contract between the German Empire and Mexico if the United States entered World War I against Germany.
Zimmermann Telegram | Facts, Text, & Outcome | Britannica
Oct 7, 2024 · Zimmermann Telegram, coded telegram sent January 16, 1917, by German foreign secretary Arthur Zimmermann to the German minister in Mexico. The note revealed a plan to renew unrestricted submarine warfare and to form an alliance with Mexico and Japan if the United States declared war on Germany.
What was the Zimmermann Telegram? - HISTORY
May 21, 2014 · The British cryptographic office known as “Room 40” decoded the Zimmermann Telegram and handed it over to the United States in late-February 1917.
Zimmermann Telegram (1917) | National Archives
Aug 22, 2022 · In January of 1917, British cryptographers deciphered a telegram from German Foreign Minister Arthur Zimmermann to the German Minister to Mexico, von Eckhardt, offering United States territory to Mexico in return for joining the German cause.
The Zimmermann Telegram | National Archives
Jun 2, 2021 · In January 1917, British cryptographers deciphered a telegram from German Foreign Minister Arthur Zimmermann to the German Minister to Mexico, Heinrich von Eckhardt, offering United States territory to Mexico in return for joining the German cause.
Zimmermann Telegram - National WWI Museum and Memorial
The Zimmermann Telegram galvanized American public opinion against Germany once and for all. The telegram was considered perhaps Britain’s greatest intelligence coup of World War I and, coupled with American outrage over Germany’s resumption of unrestricted submarine warfare, was the tipping point persuading the U.S. to join the war.
Document Deep Dive: What Did the Zimmermann Telegram Say?
Aug 20, 2012 · On January 17, 1917, British code breakers in Room 40, the cryptoanalysis office of Great Britain’s Naval Intelligence, intercepted a telegram from Germany.
INTEL - The Zimmermann Telegram - Intelligence.gov
On January 17, 1917 British signals intelligence intercepted and decrypted a coded German telegram from German Foreign Secretary Arthur Zimmermann that was intended for Germany’s ambassador to Mexico.
Zimmerman Telegram - National Archives
Sep 27, 2024 · Over two years into the First World War, German Foreign Minister Arthur Zimmerman sent a secret coded telegram to German Minister to Mexico Heinrich von Eckardt. The message offered United States territory to Mexico in return for joining the German cause.
The Zimmermann Telegram - National WWI Museum and …
In January of 1917, British cryptographers deciphered a telegram from German Foreign Minister Arthur Zimmermann to the German Minister to Mexico, von Eckhardt, offering United States territory to Mexico in return for joining the German cause.