His assassination in 1914 led to the First World War.
Who is Archduke Franz Ferdinand?
This is deep devotion to one's nation, or a people who share an identity, language, culture, religion, and homeland.
What is Nationalism?
This is the name of a dug-out area where soldiers lived while on the Western Front. Capture of these areas was a major goal of most attacks in the war.
What are trenches?
The Gallipoli Campaign took place in this country, one of the Central Powers.
What was the Ottoman Empire?
This was the name of the treaty that ended World War One.
What is the Treaty of Versailles?
He was the President of the United States during World War One. He had Fourteen Points to make a lasting peace in Europe after the war.
Who was Woodrow Wilson?
This is when a country is focused on growing its military. The German Empire was dedicated to this in the lead-up to World War One.
What is Militarism?
This is the name of the bombed-out, devasted ground between the opposing forces in World War One.
What was No-Man's-Land?
This was the name of the strait (waterway) that connected the Mediterranean and Black Seas. Control of these straits was the purpose of the Gallipoli Campaign.
What are the Dardanelles?
What was the Paris Peace Conference?
This was the name of the ruler of the German Empire during World War One, under the title of "Kaiser", or "Caesar".
Who was Wilhelm II?
This is the name of the southern European peninsula and region where many new countries were struggling for independence. It was the powder keg that exploded into World War One.
What is the Balkans?
This was the name of the intercepted communication that Germany sent to Mexico, asking them to join in a war against the United States.
What was the Zimmermann Telegram?
This was the name of the treaty that ended the war on the Eastern Front.
What was the Treaty of Brest-Litovsk?
This was the name of the international organization founded after World War One, where representatives from different countries could try to find diplomatic solutions to disagreements, rather than turning to armed conflict.
What was the League of Nations?
This was the name of the Black Hand assassin who started World War One.
Who was Gavrilo Princip?
This is the capital of Bosnia, where the assassination that triggered World War One occurred on June 28, 1914.
What is Sarajevo?
These two battles were among the bloodiest on the Western Front, both taking place in 1916.
What are the Battles of Verdun and the Somme?
He was the main architect of the Gallipoli Campaign. His failure led to his brief fall from power.
Who was Winston Churchill?
This is the name of the type of payments that Germany needed to pay to make up for the war.
What are reparations?
He was the ruler of Russia, forced out of power in February 1917.
Who is Tsar Nicolas II?
This term refers to many different peoples in southern, central, and eastern Europe who share related languages. Russia claimed to be the protector of these peoples.
Who are Slavs?
This is the name of a poem by Wilfred Owen, describing a mustard gas attack during World War One.
What is "Dulce et Decorum est"?
This was one of the most important battles on the Eastern Front, taking place in 1914 in what is now Poland and seeing the German Army defeat the Russians.
What is the Battle of Tannenberg?
This was one of the "new" countries that emerged after the First World War, however it had been an independent country earlier, until 1795, when it was split between Prussia, Austria, and Russia.
What is Poland?