Causes
Battles & Events
Technology
American Involvement
Pot Luck
100

The buildup of armed forces across Europe  in the early 1900s

What is militarism?

100
Due to a stalemate between sides, these stretched across Europe for miles and participants in the war were separated by a "no man's land" of barbed wire.
What is trench warfare?
100
Allowed soldiers to fire hundreds of bullets in seconds.
What is the machine gun?
100

This was a patriotic loan to the U.S. government to help fund the war.

What is a liberty bond/victory bond?

100

This required men to sign up for the draft.

What is Selective Service?

200

The Triple Entente, for example. Caused a "domino effect" for declarations of war.

What are alliances?

200
Attacking merchant ships to disrupt British supply lines, these battles outraged neutral nations.
What is unrestricted submarine warfare?
200
An armored vehicle that could carry soldiers through the front cutting down soldiers in the field.
What is a tank?
200

Americans were encouraged to feed themselves (thereby saving food for soldiers) by planting these

What are victory gardens?

200
German had to pay these after they were found responsible for WWI

What are reparations?

300
Intense loyalty to one's nation. A nation is a territory where the people share a common language, history, ethnicity, values, and beliefs.
What is nationalism?
300

This series of battles led to the end of the Great War as it resulted in breaking the German line.

What is the Hundred Days Offensive?

300

A savage and deadly weapon, it could kill hundreds with a single deadly firing in the enemy's direction. Even the soldiers firing it had to protect themselves from it.

What is poison gas/chemical warfare?

300

Governments used this technique to ensure that their citizens supported the war; war films and advertisements such as "I Want You.." are examples.

What is propaganda?

300
The US Senate refused to ratify this treaty ending WWI.
What is the Treaty of Versailles?
400

A policy of extending a country's power and influence through diplomatic and military force.

What is imperialism?

400
This passenger ship was sunk by a German submarine killing Americans onboard. While the British were secretly carrying weapons, the Germans got a media "black eye" from the event.
What is the sinking of the Lusitania?
400

Weapon used for reconnaissance, dogfighting, and later - bombing.

What is the airplane?

400
During the war, jobs were available and African Americans filled those jobs in northern cities.
What is the Great Migration?
400
Senate Republicans in the US viewed this organization as something that would entangle Americans in European affairs.
What is the League of Nations?
500

This man assassinated Franz Ferdinand; this event is considered to have sparked the war.

Who is Gavrilo Princip?

500
One of the most famous notes in history because the Germans sent a coded message promising Mexico that they could have lands back from the US when Germany won the war.
What is the Zimmerman Note?
500

On the seas, sailors may not see this German weapon coming!

What is the U-boat?

500

A speech from President Wilson that advocated open trading on the seas, free trade, and self-determination for nations, along with a League of Nations.

What is the Fourteen Points?

500

Franz Ferdinand was arch-duke of this empire

What is Austria-Hungarian Empire?