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The Archduke and his wife are killed by a Serbian National in Sarajevo, Bosnia.
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One month after the assassination of the Archduke, Austria-Hungary declares war on Serbia, this starts the first World War
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Germany declares war on Russia, France, and Belgium, joining the first World War
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Germany invades neutral Belgium marching their way through the country to invade France
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Britain sends troops to defend France from German invasion
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Britain and France declare war on Austria-Hungary while Serbia is invaded by Austria-Hungary
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Japan declares war on Germany and prepare to help Britain by expelling Germany from the East.
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Austria invades Serbia again, this fails with over 220,000 casualties while the British Navy faces defeat by the Germans
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Germany declares waters around British Isles to be a war zone in which ships can be sunk without any warning
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The Turkish of the Ottoman Empire started to slaughter millions of Armenians. This is an event categorized as a genocide, even before World War II
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With territorial gains Italy signs the Treaty of London officially entering World War I on the side of the Allies
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German torpedoes sunk the British ship while off the coast of Ireland, this drowns over 1,000 people on board.
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British Army loses 18,000 men after German attacks firing with machine guns
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After a mine explodes the HMHS Britannic sinks killing 30 people
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Battle takes place near the Egyptian border with Palestine
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Germans postpone transportation of supplies to the Allied powers in hopes that Mexico would declare war on the United States
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After three years of remaining neutral the US declares war on Germany
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After declaring war United States troops land in France for the first time
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China joins World War I after declaring war on Germany
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Commonly referred to as Red October, the revolution led by Vladimir Lenin transferred power to the Soviets and gained control of the government
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The Spanish Flu outbreak caused over 50 million deaths, this flu killed mostly young adults as opposed to elderly and children
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President Woodrow Wilson gives a speech to Congress which outlined his vision for peace, the Fourteen Points addressed national security at the time
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The Spanish Flu starts in Funston Army Camp in Kansas
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Germany signs the Armistice that ceases all fighting at eleven A.M. on November 11, this day saw 2,000 casualties before the firing stopped
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32 nations come to Paris for the Peace Conference and Woodrow Wilson attends making this the first time a United States President comes to Europe while in office
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At the Palace of Versailles in Paris, France a German delegation signs the treaty officially ending the war. The Treaty has terms in common with President Wilson's Fourteen Points
