World War I By Sara Barceló Viteri 1914 Ottoman-German alliance 1916 Battle of Somme 1916 Treaty of Versailles 1917 Russian Revolution (February) Feb 2, 1917 Russian Revolution (October) 1918 Collapse of Austria-Hungary 1918 Meuse-Argonne Offensive Period: 1918 to 1920 Revolutions in Germany Period: 1918 to 1922 Collapse of the Ottoman Empire 1919 Treaty of Saint-German 1919 Treaty of Neuilly 1920 Treaty of Trianon 1920 Treaty of Sèvres
