Important Figures
Significant Battles
Treaties & Alliances
Technology
Causes
100
An Austro-Hungarian prince who was assassinated by Serbian Radicals in Sarajevo, Bosnia.
Who was Archduke Franz Ferdinand?
100
Fought between French and German forces on the Western front, this battle proved to be the lengthiest of the war (February- December 1916).
What was the Battle of Verdun?
100
This treaty officially ended the war between Germany and the Allied powers, and imposed several sanctions on Germany (June 28, 1919).
What was the Treaty of Versailles?
100
Vessels utilized by the German army to sink allied ships during WW1.
What are U-Boats?
100
This concept symbolized Germany's unconditional support for Austria in times of war.
What was the Blank Check?
200
The Prime Minister of the U.K. during WW1.
Who was David Lloyd-George?
200
This battle was fought between allied and German forces, and proved to be one of the bloodiest in human history with over 1,000,000 casualties and ended in a stalemate (July- November 1918).
What was the Battle of the Somme?
200
This secret agreement ratified the alliance between Germany, Austria-Hungary, and Italy.
What was the Triple Alliance?
200
This deadly chemical weapon was used in the trenches during WW1.
What is mustard gas?
200
This British ocean liner, carrying hundreds of passengers, was sunk by German U-Boats out of suspicion of carrying munitions.
What was the RMS Lusitania?
300
The leader of France towards the end of WW1.
Who was Georges Clemenceau?
300
This battle was fought in the North Sea between British and German naval fleets (May 31, 1916).
What was the Battle of Jutland?
300
This treaty formally ended the war between the Allied powers and the Kingdom of Hungary (June 4, 1920).
What was the Treaty of Trianon?
300
These aircrafts were used for German reconnaissance as well as to bomb Britain early in the war.
What are zeppelins?
300
The diplomatic proposal made by Germany that urged Mexico to declare war on the United States.
What was the Zimmermann Telegram?
400
The celebrated German general that led during the battles of Liège and Tannenberg.
Who was Erich Ludendorff?
400
This battle was fought between German and Russian forces, and resulted in the near-destruction of the Russian Second Army (August 26-30, 1914).
What was the Battle of Tannenberg?
400
This treaty, signed in August 1920, abolished the Ottoman empire.
What was the Treaty of Sèvres?
400
A highly-militarized battleship that revolutionized naval warfare and was considered the peak of military power at the time.
What was the HMS Dreadnought?
400
If accepted, this proposal would have given Austria-Hungary control of Serbia.
What was the Austrian Ultimatum?
500
The leader of Russia during WW1 and the last emperor of Russia.
Who was Czar Nicholas II?
500
This battle resulted in German forces being pushed back into Germany and set the stage for 4 years of trench warfare (September 1914).
What was the First Battle of the Marne?
500
Signed on 11 a.m. on November 11th, this armistice ended combat on the Western front.
What was the Armistice of Compiègne / 1918 Armistice?
500
This gun was withdrawn from the Canadian forces early in the war due to malfunctions.
What was the ross rifle?
500
The plan of action written up by the German government in case of a two-front war with France and Russia.
What was the Schlieffen Plan?
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