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Archduke of Austria-Hungary was shot by Gavrilo Princip. This event is often considered the spark for World War 1, which would grow because of entangling alliances.
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Germany declares war on France and invades Neutral Belgium.
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President Woodrow Wilson declares that the United States remains “impartial in thought as well as in action.”
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Germany sends a letter of warning to the ship Lusitania. The warning is ignored and as a result, the Lusitania ship is sunk by a German U-Boat.
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Kaiser Wilhelm suspends unrestricted submarine warfare after receiving lots of outrage after sinking the Lusitania and other neutral ships.
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President Woodrow gets re-elected for president.
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German Foreign Secretary Arthur Zimmerman sends a telegram to Mexico, proposing an alliance if the United States were to enter war. British Intelligence intercepts the telegram, and US citizens are enraged.
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President Woodrow Wilson asks congress to declare war on Germany, saying, "The world must be safe for democracy."
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One of the most severe pandemics in history reported first in military personnel in 1918 of spring. It was soon estimated that about 1/3 of the entire world had the virus, and at least 50 million people died from the pandemic.
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Germany signs a peace treaty with Russia's new Bolshevik Government.
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300k US troops are ordered to charge into German lines by General John J. Pershing.
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Germany sends the chief commander of the allies a radio message requesting for an Armistice. Germany gets what they want, but with harsh terms, such as a removal of almost all their weapons.
