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  President Woodrow Wilson, who would have serve as commander in chief during world War I, officially becomes President for the first of two terms.
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  On this day, the 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 alliance.
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  Germany warns the neutral vessels in British waters it would be destroyed without warning the crew or passengers.
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  1 year after world war 1 a German U-boat torpedoed and sank the RMS lusitania. killing 1,100 crew members and 120 Americans.
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  It was one of the largest battle in world war 1 and one of the bloodiest.
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  Woodrow wilson asks congress to declare war against Germany. The congress voted in favor of a war declaration.
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  After the request that wilson gave the congress they agreed to go to war with Germany after that the U.S was formally at war with Germany.