The Zimmermann Telegram

In the dark winter of 1917, as World War I was deadlocked, Britain knew that Europe could be saved only if the United States joined the war. But President Wilson remained unshakable in his neutrality. Then, with a single stroke, the tool to propel America into the war came into a quiet British office. One of countless messages intercepted by the crack team of British decoders, the Zim More »