• Schlieffen Plan

    The Schlieffen Plan was the German General Staff's early-20th-century overall strategic plan for victory in a possible future war in which the German Empire might find itself fighting on two fronts: France to the west and Russia to the east.
  • Period: to

    World War I

  • 1914 Assassination of Archduke Franz Ferdinand

    Visited the Bosnian capital Sarajevo. As the royal entourage drove through the city, Serbian nationalist Gavrilo Princip stepped from the crowd and shot him and his wife Sophie. Assassin was a member of Black Hand, an organization promoting Serbian nationalism.
  • Allies

    The Powers known as the Allies in World War I were predominantly: Great Britain, France, Russia and Italy. Italy initially had a treaty with Germany, but recanted and secretly allied with the Allied Powers.
  • Central Powers

    The Central Powers consisted of the German Empire and the Austro-Hungarian Empire at the beginning of the war. The Ottoman Empire joined the Central Powers later in 1914. In 1915, the Kingdom of Bulgaria joined the alliance.
  • Sinking of British liner Lusitania

    U-boat sank off the southern coast of Ireland. Of the 1198 persons lost, 128 were Americans.the Germans defended their action the grounds that the liner carried ammunition. despite Germany's explanation, Americans became outraged with Germany because of the loss of life and then US public opinion turned against Germany and Central Powers
  • Sinking of British liner Arabic

    Again the United States protested, and this time Germany agreed not to sink any more passenger ships.
  • Sinking of French passenger liner Sussex

    Germany broke its promise and torpedoed an unarmed French passenger steamer. The Sussex sank, and about 80 passengers including Americans, were killed or injured. Once again the United States warned that it would break off diplomatic relations unless Germany changed its tactics.
  • Battle of the Somme

    It took place between 1 July and 18 November 1916 on either side of the River Somme in France. The battle was one of the largest of World War I, in which more than 1,000,000 men were wounded or killed, making it one of humanity's bloodiest battles
  • Zimmermann note

    A telegram from the German foreign minister to the German ambassador in Mexico that was intercepted by British agents. The telegram proposed an alliance between Mexico and Germany and promised that if war with the United States broke out, Germany would support Mexico in recovering "lost territory in texas, New Mexico, and Arizona."
  • Selective Service Act of 1917

    The act required men to register with the government in order to be randomly selected for military service
  • War Industries Board

    The War Industries Board (WIB) was a United States government agency established on July 28, 1917, during World War I, to coordinate the purchase of war supplies. The organization encouraged companies to use mass-production techniques to increase efficiency and urged them to eliminate waste by standardizing products.
  • Convoy System

    A system in which a heavy guard of destroyers escorted merchant ships back and forth across the Atlantic in groups. by fall of 1917, shipping losses had been cut in half.
  • The National War Labor Board

    The National War Labor Board (NWLB) was a federal agency created on April 8, 1918 by President Woodrow Wilson. It was composed of twelve representatives from business and labor, and co-chaired by Former President William Howard Taft.
  • Committee on Public Information

    The Committee on Public Information, also known as the CPI or the Creel Committee, was an independent agency of the government of the United States created to influence U.S. public opinion regarding American participation in World War I.
  • Food Administration

    To help produce and conserve food, Wilson set up the Food Administration under Herbert Hoover. Instead of rationing food, he called on people to follow the "gospel of the clean plate." He declared one day a week "meat-less," another "sweetless," two days "wheatless," and two other days "porkless." Restaurants removed sugar bowls from the table and served bread only after the first course.
  • Espionage and Sedition Acts

    The law was extended on May 16, 1918, by the Sedition Act of 1918–actually a set of amendments to the Espionage Act–which prohibited many forms of speech, including "any disloyal, profane, scurrilous, or abusive language about the form of government of the United States...or the flag of the United States, or ...
  • Second Battle of the Marne

    the last major German Spring Offensive on the Western Front during the First World War
  • Austria-Hungary surrenders to the Allies

  • Establishment of the German Republic

    Same day of Germany's defeat, German sailors multinied against government authornity. The multiny spread quickly. Everywhere in Germany groups of soldiers and workers organized revolutionary councils. Socialist leaders in the capital, Berlin, established a German republic. The Kaiser gave up the throne.
  • Cease-fire and armistice

    Although there were no Allied soldiers on German territory and no truly decisive battle had been fought, the Germans were too exhausted to continue fighting. So Germany agreed to a cease-fire and the signed the armistice, or truce, that ended the war.