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Assassination of Franz Ferdinand
In an event that is widely acknowledged to have sparked the outbreak of World War I, -
Great War begins
A war fought from 1914 to 1918 between the Allies, notably Britain, France, Russia, and Italy (which entered in 1915), and the Central Powers: Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire. -
US declares war on Germany
On April 6, 1917, the United States Congress declared war upon the German Empire; on April 2, President Woodrow Wilson had asked a special joint session of Congress for this declaration. -
Kaiser declares “open season” on ships
Kaiser Wilhelm announces an important step in the development of that policy, proclaiming the North Sea a war zone, in which all merchant ships, including those from neutral countries, were liable to be sunk without warning. -
Lusitania Tank
Germany prosecute submarine warfare against the UK of Great Britain and Ireland and the British Royal Navy blockaded Germany -
Battle of the Somme
Battle was fought between July 1 and November 1, 1916 near the Somme River in France, it was one of the bloodiest military battles. -
Wilson's Re-Elected
Was going to stop the US from going to war. -
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
It authorized the federal government to raise a national army for the American entry into World War I through the compulsory enlistment of people. -
Espionage Age passed
Is a United States federal law passed on June 15, 1917, shortly after the U.S. entered WWI. -
Convoy System
Group of merchantmen or troopships traveling together with a naval escort—was revived during World War I (1914–18), after having been discarded at the start of the Age of Steam. -
Russia pulls out of the war
In Russian, Bolsheviks led by Vladimir Lenin and Leon Trotsky overthrew the Provisional Government in what comes to be known as the October Revolution -
Fourteen Points speech
The Fourteen Points was a statement of principles for world peace that was to be used for peace negotiations in order to end World War I. The principles were outlined in a January 8, 1918 speech on war aims and peace terms to the United States Congress by President Woodrow Wilson. -
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 or the war effort in a negative light or interfered with the sale of government bonds. -
Flue Epidemic
The influenza pandemic of 1918-1919 killed more people than the Great War, known today as World War I (WWI), at somewhere between 20 and 40 million people. It has been cited as the most devastating epidemic in recorded world histor -
Germany signs armistice
The final Allied push towards the German border began on October 17, 1918. As the British, French and American armies advanced, the alliance between the Central Powers began to collapse. Turkey signed an armistice at the end of October, Austria-Hungary followed on November 3.
