This short term cause of WWI happened when Archduke Franz Ferdinand visited the Bosnian city of Sarejevo in 1914
Assassination
This person led the October Revolution that overthrew the Duma and began the Russian Civil War.
Vladimir Lenin
Officially named "untersee-boot" these German submarines were used to attack supply ships going to Britain.
U-Boats
Gavrilo Princip, a member of the Black Hand assassinated this person in Sarajevo.
Archduke Franz Ferdinand
On this date, the fighting came to an end with an armistice. It is now remembered as Veteran's Day.
November 11th, 1918
This long term cause of WWI saw a massive build up in the militaries of countries.
Militarism
This person was the Tsar of the Russian Empire until a revolution forced him to abdicate.
Nicholas II
This new way of fighting involved digging deep into the ground in long lines
Trench Warfare
This was the King of Great Britain during WWI
King George V
This list of proposals for what to do after the war was suggested by U.S. President Woodrow Wilson
The 14 Points
This long term cause of WWI resulted in a complicated chain of countries promising to protect each other in case a war happened.
Alliances
This elected group of people replaced the Tsar after the first revolution.
The Duma
Britain, France, Russia, Italy, and Serbia were part of this alliance.
The Allies
The Kaiser of the German Empire
Wilhelm II
This treaty formally ended WWI and was designed to punish Germany.
Treaty of Versailles
This short term cause of WWI was the result of tense international moments that nearly erupted into conflict.
Crises
These people were communists who overthrew the Duma in a 2nd revolution, creating the Soviet Union
The Bolsheviks
Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire were part of this alliance.
The Central Powers
The 28th President of the United States, who took the United States into the war.
Woodrow Wilson
This British strategy successfully cut Germans off from supplies and led to shortages of resources and starvation.
Blockade
This long term cause of WWI is when one country controls the government and economy of another country or region.
Imperialism
This treaty officially took Russia out of WWI, and gave much of Russia's territory to the Central Powers
The Treaty of Brest-Litovsk
This German plan was to rush the army through Belgium and into France to quickly defeat them.
The Schlieffen Plan
This person was the successor to Vladimir Lenin, becoming dictator of the Soviet Union.
Josef Stalin
This attempt to get Mexico to attack the United States was intercepted by the British and resulted in America joining the war on the side of the Allies.
The Zimmerman Telegram