Overview: The winter of 1916/1917 is the harshest one so far in the war. Nowhere do the soldiers suffer from these extreme conditions than on the Italian Front in the Dolomites. The fighting there is fierce already but the cold, avalanches and height make it even more brutal. After the failed peace negotiations, the cry for ethnic self determination can still be heard all around the world. And German foreign secretary Arthur Zimmermann sends a fateful telegram to Mexico that is today remembered as the Zimmermann-Telegram.