World War 1 (Great War)

Assassination of Francis Ferdinand

Jun 28, 1914

Francis Ferdinand was assassinated by Gavrilo Princep,

WW1 "The Great War"

Period: Jun 28, 1914 to Jun 28, 1919

Austria-Hungary Declares War on Serbia

Jul 28, 1914

Mobilization of Russia against A-H

Jul 28, 1914

ordered by Czar Nicholas II

Germany Declares War on Russia

Aug 1, 1914

for their continuation of Russia's mobilization

Germany Declares War on France

Aug 3, 1914

to follow through with Schlieffen Plan (2-front battle)

Great Britain Declares War on Germany

Aug 4, 1914

-for violation of Belgium's neutrality & for maintaining its own power

Sinking of the Lusitania

May 7, 1915

by a German u-boat

Italy Attacks Austria

May 23, 1915

-betraying the Triple Alliance

Bulgaria Joins Central Powers

Oct 14, 1915

U.S Enters Great War

Apr 6, 1917

b/c of Germany's unrestricted submarine warfare

Second Battle of the Marne

Jul 18, 1918

Germany tried to end fighting by surprise attacking Paris instead of staying in the trenches. However the Germans were met by French, Moroccan, and American soldiers with tanks and were forced back. Later, Lundendorf told his leaders that the war was as well as lost.

Armistice Signed

Nov 11, 1918

called for an end of fighting/ cease fire

Treaty of Versailles

Jun 28, 1919

ended the war; the Germans saw it as a harsh peace