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Trench Warfare
Millions of men forced each other in a line of trenches extending from the Belgian coast through northeastern France to Switzerland. The United States later declared war on the German ally Austria Hungary in December of 1917 -
Sinking of Lusitania
Germany waged submarine warfare against the United Kingdom of Great Britain and Ireland. The ship was identified and torpedoed by the German U-BoatU-20 and sank in 18 minutes. When Germany torpedoes a British passenger ship believed to be smuggling arms, anger at the resulting American deaths increases pressure on President Wilson to enter WW1 -
Zimmerman Note
A secret communication from the German foreign office that proposed a military alliance between Germany and Mexico in the prior event of the United States entering WW1 against Germany. -
Espionage and Sedition Act
Targeted anyone who interfered with the draft, but also people who were guilty of sedition. -
Spanish Flu
Estimated to have killed around 50 to 100 million people. Type A influenza, H1N1 subtype. -
Fourteen Points
A blueprint for world peace that was to be used for peace negotiations after WW1. -
League of Nations
An international organization founded as a result of the Paris Peace Conference. -
Women
The 19th Amendment gave women the right to vote. During WW1, large numbers of women were recruited to jobs vacated by men who had gone to fight in the war.
