|The Zimmermann Telegram
The Zimmermann Telegram was a coded telegram dispatched by the Foreign Secretary of the German Empire, Arthur Zimmermann, on January 16, 1917, to the German ambassador in Mexico, Heinrich von Eckardt, at the height of World War I.
The telegram instructed the ambassador to approach the Mexican government
with a proposal to form a military alliance against the United States.
It was intercepted and decoded by the British, and its contents hastened
the entry of the United States into World War I.
The Zimmermann telegram as it was sent from Washington to Mexico
The telegram, completely decrypted and translated.
Zimmermann's message was
On the first of February, we intend to begin unrestricted submarine warfare. In spite of this, it is our intention to endeavour to keep the United States of America neutral.Mexican response
A general assigned by Mexican President Venustiano Carranza assessed
the feasibility of a Mexican takeover of their former provinces and came
to the conclusion that it would not be possible or even desirable for the
Carranza formally declined Zimmermann's proposals on April 14, by which time the U.S. had declared war on Germany.