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Archduke Franz Ferdinand was King of Austria and his wife, Sophia, were shot to death in Bosnia by Serbian Nationalist assassin. This event triggered World War 1. In this war the US remained neutral. Key points: Franz Ferdinand ,Gavrilo Princip, Black Hand. -
U.S. declared its neutrality in WW1 on August 4, 1914. It was announced by President Woodrow Wilson that U.S would stay impartial and not take sides in conflict between European powers. German also invaded Belgium, which led Britain to declaring war on Germany. Key points: Germany , Belgium , Great Britain ,and US. -
The Lusitania was a British ocean liner that was torpedoed by a German U-boat in Ireland. This sink caused many losses of American passengers life which increased tension between U.S. and Germany. Key points: Lusitania ,German U-boats ,and unrestricted submarine warfare. -
Woodrow ran for a second term with the campaign slogan "He kept us out of war," showing his efforts that maintain U.S. neutrality because he wants to continue maintaining neutral in the war which they still haven't entered yet. Key points: Woodrow Wilson, Neutral, War, and US. -
The Zimmermann Telegram was a secret message between Germany to Mexico in 1917, teaming against U.S. if it joined war. Mexico agreed since Germany would lend Mexico's land from U.S. When British revealed it, this helped push U.S. opinions into joining war. Key points: Zimmerman Telegram, Germany, and Mexico. -
The U.S. finally entered World War 1 , declaring war on Germany. This is a turning point to America's direct involvement, bringing troop and resources. Key points: Woodrow Wilson, Congress, War, Germany. -
The first American troops, under General John J. Pershing, landed in France. This showed U.S. commitment to the Allies which boosted their motives and efforts Key points: American Expeditionary Forces, General John J. Pershing, France, War. -
U.S. passed the Sedition Act, restricting speech critical of the war. This highlighted tensions between national security and civil liberties during wartime in the U.S. Key points: Sedition Act, Freedom of Speech. -
Germany signed the Armistice act, ending World War. This marked the end of active combat and it showed that the U.S. was a global power. Key points: Armistice day, Allies, Germany, and Central Powers. -
The treaty formally ended the war to show harsh terms on Germany. The U.S. shaped the Treaty of Versailles by negotiating, and rejected by senate to joining the League of Nations. Key points: Treaty of Versailles, League of Nations, Germany.