His assassination was the spark to begin WWI
Who is Archduke Franz Ferdinand
This battle was the most decisive battle fought on the Eastern Front
Tannenberg
This happened on Nov 11, 1918
What is the signing of the armistice
This was weapon most responsible for the stalemate on the Western Front
What is the machine gun
This is what the territory between the trenches was called
What is No Man's Land
The organization and nationality from where the assassins came
This was the largest and bloodiest battle of the war
Verdun
On this date WW I began
What is July 28, 1914
This was Germany's policy concerning the use of their U-boats.
What is unrestricted submarine warfare?
This was issued by Austria-Hungary towards Serbia concerning the assassination of their Archduke
What is an ultimatum
these are the 4 causes of WWI
What are militarism, alliances, imperialism, nationalism
This was the purpose behind the Gallipoli Campaign
What is to open a supply line to Russia
This happened on April 6, 1917, although the vote was not unanimous
What is the US declared war on Germany
This is the battle where the Germans used poison gas for the first time
What is the 2nd Battle of Ypres
This was a technique to dig trenches where the soldiers would try to extend the trenches from inside
What is sapping
They made up the Triple Entente
Who was Great Britain, France, and Russia
This battle is where the "Race to the Sea" ended
What is 1st Ypres
On this date the heir to the Austrian-Hungarian throne was assassinated in Sarajevo, Bosnia
What is June 28, 1914
This is the battle where tanks were used for the first time
What is the Battle of the Somme
This is what Germany's final attempt to win the war was called
What is the German Spring Offensive
Who was the assassin that started the war?
Gavrilo Princip
This was the initial purpose of the British offensive at Somme?
Was is to relieve the pressure on the French at Verdun
On this date the Lusitania was sunk
What is May 7, 1915
Manfred von Richtoven was the number one ace of WWI at using this as a weapon
What is an airplane
This was comprised of Germany, Austria-Hungary, Russia, and Italy
What is the 3 Emperors League