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Kaiser declares “open season” on ships
Germany used boat to sink all ship -
Assassination of Franz Ferdinand
a teenage Serbian nationalist gunned down Archduke Franz Ferdinand and his wife, Sophie, as their motorcade maneuvered through the streets of Sarajevo. -
Great War begins
The trigger for the war was the assassination of Archduke Franz Ferdinand of Austria, heir to the throne of Austria-Hungary, by Yugoslav nationalist Gavrilo Princip in Sarajevo -
Lusitania sank
less than a year after World War erupted across Europe, a German U-boat torpedoed and sank the RMS Lusitania, a British ocean liner en route from New York to Liverpool, England. -
Wilson re-elected
Incumbent President Woodrow Wilson, the Democratic candidate, was pitted against Supreme Court Justice Charles Evans Hughes, the Republican candidate. -
Battle of the Somme
a battle of the First World War fought by the armies of the British and French empires against the German Empire. -
Zimmerman note intercepted
In the telegram, intercepted and deciphered by British intelligence in January 1917, Zimmermann instructed the ambassador, Count Johann von Bernstorff, to offer significant financial aid to Mexico if it agreed to enter any future U.S-German conflict as a German ally. -
Selective Service Act
Authorized federal government to raise national army. -
Espionage Age passed
United States federal law passed shortly after the U.S. entry into World War I. -
Convoy system
which can be defined as a group of merchant vessels sailing together, with or without naval escort, for mutual security and protection, has a much longer history than sometimes suggested. -
Russia pulls out of the war
A group of Communists led by Vladimir Lenin, the Bolsheviks, overthrew the government and created a Communist government.Lenin wanted to concentrate on building up a communist state and wanted to pull Russia out of the war. ... Germany on the other hand had to remove their army from Russian lands. -
Fourteen Points speech
speech on War Aims and Peace Terms, President Wilson set down 14 points as a blueprint for world peace that was to be used for peace negotiations after World War I. -
Flu Epidemic
flu pandemic was an unusually deadly influenza pandemic, the first of the two pandemics involving H1N1 influenza virus -
Sedition Act passed
was an Act of the United States Congress that extended the Espionage Act of 1917 to cover a broader range of offenses, notably speech and the expression of opinion that cast the government -
Germany signs armistice
an armistice during the First World War between the Allies and Germany – also known as the Armistice of Compiègne after the location in which it was signed – and the agreement that ended the fighting on the Western Front. -
US declares war on Germany
hours after Germany declared war on the United States after the Japanese attack on Pearl Harbor.
