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trench warfare
a type of land warfare using occupied fighting lines having made largely of trenches, in which troops are protected from the enemy's small arms fire and are substantially sheltered from artillery. -
Sinking of Lusitania
May 7th,1915. less than a year after world war 1 erupted across Europe. A German U-Boat torpedoed and sank.Germany waged submarine warfare against the United Kingdom which had implemented a naval blockade of Germany. When Germany torpedoes a British passenger ship believed to be smuggling arms, anger at the American deaths caused increases pressure on President Wilson to enter World War I. -
Zimmerman Note
a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico before the United States entering World War I against Germany. this was seen as a threat to the U.S. -
espionage and sedition act
targeted socialists and labor leaders.to prohibited speech. its stops free speech. Schenck v. United States was the first in a line of Supreme Court Cases defining the modern understanding of the First Amendment. -
spanish flu
one of the deadliest flu's. More than 500,000 people died in the United States, and 20 million to 50 million people may have died worldwide. -
fourteen points
statement of principles for peace that was to be used for peace negotiations in order to end World War I. 14-point program for world peace. later taken as the basis for peace negotiations at the end of the war. -
treaty of versailles
most important of the peace treaties that brought World War I to an end. The Treaty ended the state of war between Germany and the Allied Powers. -
Women
It provides men and women with equal voting rights. The amendment states that the right of citizens to vote "shall not be denied or abridged by the United States or by any State on account of sex." large numbers of women were recruited into jobs vacated by men who had gone to fight in war. New jobs were created as part of the war effort, for example in munitions factories.