The assassination of Archduke Franz Ferdinand
This was the spark that started World War I.
Woodrow Wilson
This was the president who was elected in 1912, and led the US into WWI. Later wrote a plan for post-WWI peace known as the Fourteen Points.
Austria-Hungary
This Central Power empire during WWI, started the war with their invasion of Serbia after the assassination of Archduke Ferdinand on June 28, 1914 . It was made up of Austria, Hungary and several other nations and territories. After World War I it split u
U-boats
This new machinery used by the Germans in sea warfare, to attack British and American supply ships in the North Sea and the Atlantic Ocean.
Nationalism
This cause of World War I was based on an intense pride in one's nation.
Allied Powers
This alliance during WWI included the United States, Great Britain, France, Russia and Italy (switched to the Allied Powers in 1915). (The blue countries of the East and West on map above)
Wilson's Fourteen Points
This is the plan for post-World War I outlined by President Wilson in 1918. This plan called for self-determination (countries in Africa and Asia govern themselves), freedom of the seas, free trade, end to secret agreements, reduction of arms and a league
Zimmerman Telegram
This intercepted note from the German foreign minister to the Mexican government offered, territories in Texas, Arizona and New Mexico for Mexico. The note also confirmed the new policy of unrestricted submarine warfare by Germany against the Allied Power
Lusitania
This British passenger ship was sunk by German U-boats in 1915, carrying civilians and ammunition to Britain from the U.S. The event turned American opinion against Germany.
Trench Warfare
This style of warfare was common in WWI, due to the invention of the machine gun and heavy artillery. It included digging long trenches, separated by barbed wire and a no mans land.
Armistice
This was the agreement between the Allies and Central Powers that ended the fighting after WWI. It began at 11/11/1918 at 11:11 am. This marked a victory for the Allies and stated that the Central Powers lost. Germans would later look at this as "the stab
Reparations
This term refers to the payments and transfers of property that Germany was required to make under the treaty of Versailles.
League of Nations
This intergovernmental organization lasted from 1919-1946, was founded after the Paris Peace Conference. It did not work effectively to prevent WWII.
Imperialism
This cause of World War II resulted from the competition among European nations for colonies in Africa and Asia from 1880-1914. This created tension, especially between Germany and Great Britain.
Alliances
This was a major cause of WWI. Two major alliances formed the Triple Alliance (Germany, Austria, Italy) and the Triple Entente (France, England, Russia). This alliance system made world war likely, by drawing all countries into a small war.
Central Powers
This alliance was made Germany, Austria-Hungary and Italy in the years before WWI. IN RED ABOVE
Allied Powers
This alliance between Great Britain, France and Russia in the years before WWI. IN BLUE ABOVE
Western Front
This was a major front in World War I. A line of trenches and fortifications in World War I that stretched without a break from Switzerland to the North Sea. This is where most of the fighting happened in World War II.
Eastern Front
This was a front in WWI. The region of fighting happened along the German-Russian Border where Russians and Serbs battled Germans, Austrians, and Turks.
Unrestricted Submarine Warfare
This was the policy that the Germans announced on January 1917 which stated that their submarines would sink any ship in the British waters.
Militarism
This cause of World War I was a policy of building up strong armed forces to prepare for war.
Treaty of Versailles
Treaty which ended World War I that included large reparations from Germany, the formation of the League of Nations, and the mandate system.
Vladimir Lenin
Founder of the Bolshevik party and eventual leader of the U.S.S.R.
Mobilization
The act of assembling and preparing troops and equipment for war.
League of Nations
International cooperative organization established after World War I to prevent future wars.
Red Scare
Hysteria over a possible Communist takeover inside of America
Influenza
Resulted in the death of 550,000 in America and 50 million world wide after the war
Palmer Raids
Result of outbreak of mail bombs
Sacco and Vanzetti
Italian immigrants who were executed due to political beliefs
Warren Harding
President elected in 1920, vowed to return to normalcy
Convoy
Method to protect merchant ships for German U-boats
Selective Service Act
Allowed for a draft of Americans
Committee on Public Information
Persuaded Americans to support the war effort
Conscientious Objector
Those who refused to fight on grounds of religious beliefs
Sedition Act
Made it illegal to speak against Government or Military