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The Assassination of Archduke Franz Ferdinand of Austria
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Austria-Hungary declares war on Serbia
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Germany declares war on Russia
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Germany declares war on France, and invades Belgium
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Great Britain declares war on Germany, US declares neutrality
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Japan declares war on Germany
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Battle of Tannenberg Begins in East Prussia
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Paris is held by allies, push Germans back "Race to Sea"
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First Battle of Ypres begins
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Turkey enters war, sides with Germany
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First Battle of Ypres ends
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First Battle of Champagne occurs, Germans push back French Invaders
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The Christmas Truce, Allied commanders forbid peaced
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Allied powers go on the offensive
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The first German zeppelin attacks on England
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German U-boat attacks on allied and neutral shipping; Declares blockade on Britain
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First passenger ship sinks
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Great Britain blockades German ports
Causes retaliation -
The Germans for the first time uses poison gas, which causes the second battle of Ypres
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Secret Treaty of London occurs between France, Russia, Italy, and Britain
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U-boat sinks British Liner Lusitania with loss of american lives, creating a US-German diplomatic Crisis
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Italy ignores treaty agreement and declares war on Austria-Hungary
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Second Battle of Ypres ends
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Tsar Nicholas takes control of Russian army
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Germany captures warsaw
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The Second Battle of Champagne begins
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Sir Douglas Haig replaces Sir John as commander of British Expeditionary Forcer
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German attack on Verdun in the longest battle of the war
Ultimately defended by the French at great cost to both sides -
Pancho Villas raid on Columbus, New Mexico
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French passenger ship Sussex torpedoed
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Germany renounces submarine policy
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Battle of Jutland begins
The Biggest Naval Battle in history, ultimately without a clear victor -
With British support, Hassein, lead an Arab revolt against the Turks in the Hedaz
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Start of the Battle of the Somme
The greatest number of casualties in British military history -
Romania enters the war with the Allies
But is quickly overun by German forces -
Italy declares war on Germany
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Germany suspends submarine assults
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Tanks introduced for the first time on the Somme battlefield by the British
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First German airplane air-raid on Britain
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Germany issues peace note suggesting compromise peace
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US President Woodrow Wilson requests statements of war objectives from warring nations in peace note
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Battle of Verdun ends
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Germany resumes unrestricted submarine warfare
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US severs diplomatic ties with Germany
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Zimmermann Telegram is passed to the US by Britain
Detailing alleged German proposal of an alliance with Mexico against the US -
Zimmerman Telegram published in US press
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Tsar Nicholas 2 abdicates as a consequence of Russian Revolution
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US President Woodrow Wilson delivers war address to congress
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US declares war on Germany
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Pershing leaves New York for France
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End of the Battle of Jutland
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Pershing revises army request figures upwards to 3,000,000
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First US troops arrive in France, 1st Division
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Bolsheviks Revolution in Russia
Results in Communist government under Lenin taking office -
US declares war on Austria-Hungary
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Russia opens separate peace negotiations with Germany
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US President Woodrow Wilson makes "Fourteen Points" speech to congress
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US President Woodrow Wilson agrees to US intervention in Siberia
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Former Tsar Nicholas 2, his wife and children, are murdered by the Bolshevikes
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US Forces clear the St. Mihiel salient
During which the greatest air assault of the war is launched by the US -
Haig's forces storm the Hindenburg Line
Breaking through at several points -
Germany negotiates an armsistice with the allies in Ferdinand Foch's railway carriage headquarters at compiegne
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Armistice day; Fighting ceases at 11 am
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Communist revolt in Berlin
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Start of peace negotiations in Paris
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Peace conference accepts principle of a League of nations
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German national assembly meets in Weimar
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Treaty of Versailles drafted and signed