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Archduke Ferdinand Assassinated
Gravrillo Princip, member of The Black Hand, assassinated him. -
Austria-Hungary declares war on Serbia
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Germany declares war on Russia
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Germany declares war on Belgium and Great Britain declares war on Germany
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Austria-Hungary Declares war on Russia and Serbia declares war on Germany
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France declares war on Austria-Hungary
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Austria-Hungary declares war on Belgium
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Japan declares war on Germany
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Japan declares war on Austria-Hungary
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Russia declares war on the Ottoman Empire
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France and Britain declare war on the Ottoman Empire
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Sinking of The Lusitania
A British Steamship that was sunk by a German U-Boat with U.S. passengers. -
Zimmerman's Telegram is given to Woodrow Wilson
Zimmerman's Telegram was from Germany to its ambassador to send to Mexico's ambassador to get Mexico to declare war on the U.S. and in return Germany would give Mexico all the land that the U.S. took. However the British intercepted this message and gave it to the U.S when then pulled the U.S. to declare war on Germany. -
Woodrow Wilson gets re-elected
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US enters WWI
