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Archduke Francis Ferdinand assassinated
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The first battle of the Somme
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Austria-Hungary declares war on Serbia
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Czar Nicholas 2 orders partial mobilization of the russian army against Austria-Hungary
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Germany declares war on Russia
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Germany declares war on France
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Great Britain declares war on Germany
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President Wilson declares the U.S will remain neutral
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The battle of theTannenberg begins
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The first battle of the Marne begins
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The battle of Ypres begins
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The UK declares the North sea is a military area and creates a blockade so goods cannot get to Germany
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The unnoffical christmas true declared
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Germany declares a war zone around Great Britain. Essentially making a submarine blockade to prevent merchant ships to get to the UK.
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The Dardanelles campain begins.
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The second battle of Ypres begins. This is the first battle where poison gas is used.
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The battle of Gallipoli begins.
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General Ludendorff's gamble had failed. He informed German leaders that the war was lost.
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The new German government sigms an armistice (a truce, an agreement to end the fighting)