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  On this day, Archduke Ferdinand and his wife were assassinated by Gavrilo Pincip. This event is believed to have sparked the start of world war one.
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  The Lustiana was sunk today by Germany. This turned America against Germany and helped make them join thw war in 1917.
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  The battle of Verdun begins today. This battle is considered one of the biggest and bloodiest battles in world history.
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  The battle of Somme started today. This battle caused over one million deaths. It was an ally victory, but we lost about 600,000 men.
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  The Zimmerman tekegram is sent to Mexico from Germany. Saying that they will help give back territory that they lost during the Mexican-Ameriican war.
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  Germany allows unrestricted submarine warfare. This allowed German submarines and U-Boats to attack what they deemed necessary.
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  The U.S. finally declairs war on Germany, joining the Allies.
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  Russia signs the Treaty of Brest Litovsk. Which was a treaty between Russia and the central powers.
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  During this offensive, major advanses by both sides took place. Over 1.5 million people died during this battle.
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  The treaty of Versailles is passed today. Putting an end to the first world war.