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Germany declares war on France+Russia
Great Britian declares war on Germany and Austrial- Hungary. -
Assignation of Archduke Ferdinand
As the royal entorage drove throug hthe city. Serbain nationalist Gavrillo Prinicip stepped from the crowd and shot the Archduke. -
1st Battle at Marne
Allies stop German advance on Paris. -
2nd Battle of Ypres
Germans use chemical weapons for the first time. -
Sinking of Lusitania
the U-boat sank the British liner Lusitania of the southern coast of
Ireland. -
Battle of Somme
Disastrous British offensive. -
U.S. declares war on Germany
The United
States declares war on Germany. -
3rd battle of Ypres
Allied victory costs over half a million casualties. -
2nd Battle of Marne
The turning point of the war. Allies advance steadily after defeating the Germans. -
Battle of Meuse-Argonne
American advance helps end the war -
Treaty of Versailles
Established nine new nations including poland, czechoslovakia and the kingdom that later became Yugoslavia. -
Battle of Verdun
French hold the line in longest battle of war.