1917_The Zimmermann Telegram U.S. History Resources 1917 The Zimmermann Telegram The following message was sent by the German foreign minister, Arthur Zimmermann, to the Mexican government. It was, however, intercepted by the British who turned it over to the Americans. Widely publicized by British propagandists and in the American press, the Zimmermann telegram inflamed public opinion and helped build up popular sentiment for war. It is our purpose on the 1st of February to Your Excellency will make the above commence the unrestricted U-boat war. The known to the President [Carranza] in strict attempt will be made to keep America neu- confidence at the moment that war breaks tral in spite of it all. out with the United States, and you will add the suggestion that Japan be requested to In case we should not be successful in this, take part at once and that he simultaneously we propose Mexico an alliance upon the mediate between ourselves and Japan. following terms: Joint conduct of the war. Joint conclusion of peace. Ample financial Please inform the President that the support and an agreement on our part that restricted use of our U-boats now offers the Mexico shall gain back by conquest the prospect of forcing England to sue for peace territory lost by her at a prior period in in the course of a few months. Texas, New Mexico, and Arizona. Arrange- ment as to details is entrusted to your Confirm receipt. Excellency. QUESTIONS 1. Why do you think the Germans had decided to "commence the unrestricted U-boat war," as the message confirmed? 2. The contents of the telegram were published in daily newspapers across the country. How would you, as an American citizen in 1917, have reacted after reading it in your newspaper? 1 .