Causes
Technology
Countries
The Home Front
End of the War
100

The assassination of this person caused World War I. 

What is Archduke Franz Ferdinand

100

Undersea boats used to sink ships

U-Boats

100

This country did not get involved in the war until 1917

The United States

100

People grew their own food in this type of garden. 

Victory Gardens

100

Armistice occurred on this day in 1918

November 11, 1918.

200

This is the idea that countries should build and maintain strong militaries. 

What is militarism

200

These guns could fire off 600 rounds per minute. 

Machine guns
200

This country was blamed for all of World War I. 

Germany

200

Families only received certain amounts of food and other materials needed for the war during WWI 

Rations

200

This battle turned the tides of the war in the Allies favor. 

The Second Battle of the Marne

300

When two or more countries work together to help one another succeed

Alliances

300

These weapons were incredibly dangerous and toxic when inhaled or when they make contact with skin. Soldiers would experience blindness, the inability to breathe, and skin burns. 

Poisonous gasses

300

The country that started World War I. 

Serbia

300

This group of people were able to work in factories for the first time while men were fighting in WWI. 

Women 

300

The bloodiest battle in U.S. history. 

The Battle of the Argonne Forest

400

When one country invades another country, takes it over, and exploits its resources. 

Imperialism 

400

These guns could fire at airplanes in the sky

Anti-aircraft guns

400

This country dropped out of the war due to an internal revolution. 

Russia

400
Americans lost these during World War I due to the fear of espionage, or spying. 

Civil Rights/Liberties

400

President Wilson's Plan for Peace

The Fourteen Points

500

When people believe that their country is superior to others and should do whatever it takes to make their country successful. 

Nationalism
500

The Germans invented this weapon which took hundreds of soldiers to move. It would eventually get retired because it took too much effort to set up. move, and operate. 

What is Big Bertha

500

This country started off on the side of the Central Powers but would eventually switch to the side of the Allied Powers. 

Italy

500

This was used to help encourage Americans to join / help with the war effort. 

Propaganda

500

The idea that countries should be able to determine their own borders. 

Self-Determination