An agreement between two countries to defend one another
alliance
The most decorated and soldier of WW1. A National hero.
Alvin York
This country's duke was shot and they blamed Serbia and declared war on them.
Austria-Hungary
This ship was blown up by Germany killing over 100 Americans
Lusitania
This weapon killed 1/3 of all people in the war.
poison gas
A policy where a country refuses to become involved in other countries problems
isolationism
The most famous U.S. pilot of WW1.
Eddie Rickenbacker
This small country believed Austria-Hungary had their land and turned to Russia for help.
Serbia
This country sent a telegram to Mexico asking them to attack the U.S.
germany
This weapon allowed the Allies to ride across 'No Man's Land' safer
tank
a love of one's country and the desire for that country to be free of other country's control
nationalism
The head commander of all American forces in WW1
John Pershing
Most of the fighting took place in this country.
France
This country was secretly sending weapons to the Allies before declaring war on the Central Powers
United States
This weapon helped Germany sink many Allied ships
submarine
A world organization formed after WW1 to prevent future wars
League of Nations
The President that led the U.S. into World War 1
Woodrow Wilson
This country is where the treaty to end World War I was signed
France
These people in the U.S. didn't not want their new country fighting against their old one
immigrants
Americans recycled this to be made into war weapons
metal
This document officially ended World War I and punished the Central Powers
Treaty of Versailles
The most famous airplane pilot in World War I.
Red Baron
Alvin York was from this U.S. state
Tennessee
Germany sank many U.S. ships in this ocean.
Atlantic
A fight between airplanes in the air was called what?
dog fight