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Telegrama Zimmermann

tellegrama Revelation of the contents enraged Americans, especially after German Foreign Secretary Arthur Zimmermann publicly admitted the telegram was genuine on March 3, and helped generate support for the United States declaration of war on Germany in April. The Codebreakers of World War I. The Germans handed in messages to the United States embassy in Berlin, which were relayed to the embassy in Denmark and then to the United States by American telegraph operators.

Besides the highly provocative war proposal to Mexico, the telegram also mentioned “ruthless employment of our submarines”. July Learn how and when to remove this template message. Mexican President Venustiano Carranza assigned a military commission zimerman assess the feasibility of the Mexican takeover of their former territories contemplated by Germany. Furthermore, the British needed to find a way to convince the Americans the message was not a forgery.

Gerard to accept it in coded form, and it was transmitted on 16 January University of Texas Press. University of New Mexico Press. During this period, Grey and cryptographer William Montgomery completed the decryption.

Bernstorff, Count Johann Heinrich Winkler, Jonathan Reed Wilson had previously refused to assign US Navy crews and guns to the merchant ships.


Criptograma de la Primera Guerra Mundial

This section does not cite any sources. The German Foreign Office refused to consider a possible code break, and instead sent Ambassador Eckardt on a e, for a traitor in the embassy in Mexico. You will inform the President of the above most secretly as soon as the outbreak of war with the United States of America is certain and add the suggestion that he should, on tellegrama own initiative, invite Japan to immediate adherence and at the same time mediate between Japan and ourselves.

But it has been established that only one method was used. Any doubts as to the authenticity of the telegram were removed by Arthur Zimmermann himself.

We intend to begin on the first of February unrestricted submarine warfare. Page then reported the story to President Woodrow Wilsonincluding details to be verified from telegraph company files in the United States. Wilson released the text to the media on 28 February This page was last edited on 10 Decemberat Retrieved from ” https: The message was delivered to the United States Embassy in Berlin and then transmitted by diplomatic cable first to Copenhagen and then to London for onward transmission over transatlantic cable to Washington.

On 1 February Germany announced resumption of “unrestricted” submarine warfare, an act which led the United States to break off diplomatic relations with Germany on 3 February.

Two ships were sunk in February, and most American shipping companies held their ships in port. The Zimmermann Telegram was part of an effort carried out by the Germans to postpone the transportation of supplies and other war materials from the United States to the Allied Powers that were at war with Germany. At worst, the Germans might have realized that the code had been compromised, but weighed against the possibility of United States entry into the war, that was a risk worth taking.


We shall endeavor in spite of this to keep the United States of America neutral. Bell was at first incredulous and thought it to be a forgery.

H,” a British agent in Mexico, bribed an employee of the commercial telegraph company for a copy of the message. Unsourced material may be challenged and removed. US Naval Institute Press.

On 1 FebruaryGermany began unrestricted submarine warfare against all ships in the Atlantic bearing the American flag, both passenger and merchant ships. American Foreign Relations, Volume 1: Marked in Admiral Hall’s handwriting at the top of the document are the words: They were reliant on the United States to transmit Zimmermann’s note to its final destination, but the message’s unencrypted contents would be deeply alarming to the Americans.

This section includes a list of referencesbut its sources remain unclear because it has insufficient inline citations.

Submarines of the Russian and Soviet Navies — The Germans persuaded U.