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Archduke Francis Ferdinand and wife assassinated
Assassinated in Sarajevo by Serbian nationalist Gavrilo Princip -
First Battle of the Marne
German drive stopped 25 miles from Paris. By end of year, war on the Western Front is positional in the trenches. -
Battle of Verdun
Germans and French lose about 350,000 men each -
U.S. declares war on Germany
President Woodrow Wilson had asked a special joint session of Congress for this declaration. -
U.S. declares war on Austria-Hungary
U.S. declares war and gets deeper into the war -
Armistice
Armistice between new Russian Bolshevik government and Germans