The spark that started the war
The assassination of Austria-Hungarian Archduke Franz Ferdinand
The new gun used in WWI
The machine gun
The most popular type of WWI warfare
Trench warfare
The reason the United States joined WWI
German attacks on ships
Peace agreement signed on November 11, 1918
Armistice
The acronym for the main causes of WWI
M.A.I.N
The new vehicle that changed on ground warfare
Tanks
A common infection in the trenches caused by wet, unsanitary conditions
Trench Foot
Popular USA propaganda mascot
Uncle Sam
The treaty that ended WWI
Treaty of Versailles
The nationalist group that the assassin of the Archduke was in
The Black Hand
The vehicles "dog-fights" were fought in
Airplanes
Building up a military
Militarism
The communication between two countries that influenced the USA to join the war
The Zimmerman Telegram
Organization formed to promote cooperation and peace between the nations
League of Nations
The assassin of Archduke Franz-Ferdinand
Gavrilo Princip
The most commonly used gas in WWI
Mustard gas
The submarines Germans used
U-Boats
Russia's alliance
The Allied Powers
The peace conference that decided terms of peace and the Treaty of Versailles
Paris Peace Conference
The passenger ship sunk by Germans influencing the US opinion
Lusitania
Gardens planted by citizens to send to troops
Victory Gardens
Act that required men ages 21 to 30 to register for the draft
Selective Service Act
Austria-Hungary's alliance
The Central Powers
A series of proposals fro president Woodrow Wilson for achieving peace after WWI
Fourteen Points