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Trench Warfare
They were fighting lines consisting largely of trenches, in which troops are significantly protected from the enemy's small arms fire and one substantially sheltered from artillery. People used them as protection or to stop the enemy from advancing in a battlefield. -
Sinking of Lusitania
Within 20 minutes, the vessel sank into the Celtic Sea of 1,959 passengers and crew, 1,198 people were drowned, including 128 Americans. When Germany torpedoed a British passenger ship believed to be smuggling arms, anger at the resulting American deaths increased pressure on President Wilson entering into WWI. -
Zimmerman Note
A secret diplomatic communication issued from the German Foreign Office that proposed an alliance between Germany and Mexico. British cryptographers deciphered a telegram from Arthur Zimmerman offering the U.S. territory to Mexico in return for joining the German cause. -
Fourteen Points
The Fourteen Points was a statement of principles that was to be used for peace negotiations in order to end WWI. A general association of nations must be formed under covenants for guarantees of political independence and territorial integrity to great and small states alike. -
Spanish Flu
Spanish Flu was a very deadly disease that infected 500 million people, about 1/3 of planets population at the time killed about 20-50 million victims -
Espionage and Sedition Act
It targeted socialists and labor leads because they demanded better working conditions for workers, even during a war crisis. They passed the Espionage Act in an attempt to block the expression of views harmful to the U.S. It was amended and strengthened one year later by the Sedition Act. In Schenck V. United States, the Supreme court unanimously ruled that the Espionage Act did not violate freedom of speech. -
Treaty of Versailles
The Treaty of Versailles was the most important of the peace treaties that brought WWI to an end. They forced Germany to disarm, make substantial territorial concessions, and pay reparations to certain countries that had formed the Entente powers. -
Women
The 19th Amendment granted American women the right to vote. Large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were created as part of the war effort for example in munitions factories.
