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Assassin of Franz Ferdinand
Franz Ferdinand and his wife, Sophie, were shot during a parade by serbian, Gavrilo Princip. -
Great War begins
Austria-Hungary declared war on Serbia after Franz Ferdinand was assassinated. -
Kaiser declares "open season" on ships
Kaiser Wilhelm announced that any ships in the North Sea war zone were liable to get sunk which was an important step in developing that policy. -
Lusitania sunk
Sunk by a torpedo from a German submarine off the coast of Ireland. -
Period: to
Battle of Somme
Battle between the French and British armies against Germany -
Wilson re-elected
Defeated Supreme Court Justice Charles Hughes to be re-elected for his second term. -
Zimmerman note intercepted
Interception of a telegram from a German ambassador to Mexico suggesting an alliance if the US ever entered war with Germany. -
US declares war on Germany
Main reason US declared war was because of the unrestricted German submarine attacks on American ships. -
Selective Service Act
Allowed the federal government to raise a national army for the American entry into World War I. -
Convoy System
Merchant vessels sailing together for protection whether it be with or without a naval escort. -
Espionage Act passed
Made it a crime to convey any information that could interfere with the U.S. armed forces. -
Russia pulls out of war
Vladimir Lenin overthrew the government and wanted to focus on building a communist state. -
Period: to
Flu Epidemic
First of two deadly influenza pandemics that involved H1N1. -
Fourteen Points Speech
President Wilson set 14 points as a blueprint for world peace that could be used after the war ended. -
Sedition Act passed
Extended the Espionage Act to cover a larger range of offenses. -
Germany signs armistice
Ended the war between Allies and Germany on the 11th hour of the 11th day of the 11th month.
