Name of the two persons that were killed by the terrorist Serbian organization?
Archduke Francis Ferdinand and his wife Sophia
Which is the only way to prove military supremacy?
War 
Who did the Ottoman Empire sided with? (name of the alliance)
The Central Powers
Which country sank the RMS of Lusitania killing 128 americans?
Germany
Who are the "Big Three" countries that led the ending of the war?
Great Britain, United States and France
Name of the American president that asked the congress for a declaration of war with Germany during WWI
Woodrow Wilson
Nationalism: Which nation led the Pan-slavik Project?
Serbia 
What act triggered the declaration of war by Austria Hungary to Serbia on July 28?
The murder of Archduke Francis Ferdinand and his wife Sophia 
Which country prepared the Schlieffen Plan in 1905, in order to be ready to defeat France and Russia in case of a war (this plan failed)
Germany
This was United States condition to accept the enemy's surrender
It had to be a democratic nation
Which leader promised Austria Hungary to support them in case of war against Russia? (his name)
Emperor Wilhelm II of Germany
Reason behind the rivalry between Great Britain and Germany
Industrial supremacy
Which country was determined to prevent the creation of an independent Slavic State in the Balkans because of her interest in this region?
Austria Hungary 
Which nation switched sides during the war?
Italy
Which Balkan country was created after WWI?
Yugoslavia

When Austria Hungary declared war to Serbia, who was in charge of ordering partial mobilization of the Russian army against Austria-Hungary?
Czar Nicholas II
Which war set the rivalry between Austria and Russia?
Crimean War
Which territory was annexed by Austria Hungary triggering the outrage of the Balkan states?
Bosnia
When the war is fought on air, land and sea is called....?
Total War 
Name 3 of the 5 treaties signed at the Paris Peace conference
Versailles, Saint-Germain, Trianon, Neuilly, Sèvres 
Name of the Serbian terrorist organization that organized the assassination of June 28th?
The Black Hand
Which territories set the rivalry between France and Germany?
Alsace and Lorraine

Great Britain joined the war because Germany invaded this country in order to get to France
Belgium
The Trench Warfare was fought on the Western front and trenches were build on a race to reach which sea?
The North Sea

Name of German's perception that "Germany's fate was caused, not an overwhelming military defeat, but by treacherous internal forces"
Stab-in-the-back Legend