Causes of the War
Countries & Alliances
Trench Warfare
New Technology
Treaty of Versailles
100

This assassination in 1914 sparked World War I.

Who was Archduke Franz Ferdinand?

100

This country led the Central Powers.

What is Germany?

100

The muddy area between enemy trenches was called this.

What is No Man’s Land?

100

These armored vehicles were first used in 1916.

What are tanks?

100

This treaty officially ended World War I.

What is the Treaty of Versailles?

200

This system of building up military strength increased tension in Europe.

What is militarism?

200

This country joined the Allies in 1917.

What is the United States?

200

This disease affected soldiers’ feet due to wet conditions.

What is trench foot?

200

These early military aircraft were used for dogfights and scouting.

What are unarmed reconnaissance planes or airplanes?

200

This country was forced to accept blame for the war.

What is Germany

300

This alliance included Britain, France, and Russia.

What is the Triple Entente?

300

Germany, Austria-Hungary, and this empire made up the Central Powers.

What is the Ottoman Empire?

300

Soldiers lived and fought in these long defensive ditches.

What are trenches?

300

German submarines were called this.

What are U-boats?

300

This U.S. president proposed the Fourteen Points. 

Who is Woodrow Wilson?

400

National pride and desire for independence helped cause the war.

What is nationalism?

400

Germany, Austria-Hungary, and this empire made up the Central Powers.

What is the Ottoman Empire?

400

This weapon sprayed bullets rapidly and made attacks deadly.

What is a machine gun?

400

This gas caused severe chemical burns.

What is mustard gas?

400

Germany was forced to pay these large financial penalties.

What are reparations?

500

The “Powder Keg of Europe” referred to this unstable region.

What are the Balkans?

500

This empire collapsed after the war and split into several nations.

What is The Ottoman Empire?

500

This poisonous weapon caused choking and blindness.

What is poison gas?

500

This style of warfare used industrial weapons on a massive scale.

What is Industrialized warfare or industrial war?

500

This international organization was created to prevent future wars.

What is the League of Nations?