Causes of World War 1
Alliances
Early Battles & Warfare
New technology
End of the War & Aftermath
100

This extreme pride in one’s country helped fuel tensions across Europe.

Natoinalism 

100

The system of mutual defense agreements meant countries would protect one another.

web of alliances

100

Germany’s plan to quickly defeat France by moving through Belgium.

Schlieffen Plan

100

This weapon fired rapidly and made attacks extremely deadly

the machine gun

100

This agreement stopped fighting on November 11, 1918.

the armistice

200

When a country extends its control over other regions to gain power, wealth, and resources.

imperialism

200

These two countries were allied before the war.

Russia and Serbia

200

This battle near Paris stopped the German advance and led to stalemate.

the First Battle of the Marne

200

Poison gases like chlorine and mustard were used to attack soldiers’ lungs and eyes.

poison gas

200

The meeting where Allied leaders discussed how to end the war.

The meeting where Allied leaders discussed how to end the war.

300

The buildup of armies and increased military budgets across Europe.

militarism

300

This alliance included Germany and Austria-Hungary.

This alliance included Germany and Austria-Hungary.

300

state of war where neither side is winning and fighting drags on.

stalemate

300

These new armored vehicles were unreliable at first but improved by 1917.

tanks

300

The four main Allied leaders known as the “Big Four.”

Wilson, Lloyd George, Clemenceau, and Orlando

400

The event in June 1914 that directly triggered World War I.

assassination of Archduke Franz Ferdinand

400

Britain, France, and Russia together formed this group.

Britain, France, and Russia together formed this group.

400

 This type of warfare involved trenches stretching across the Western Front. 

trench warfare

400

Small planes equipped with mounted weapons were introduced during the war.

airplanes

400

The treaty that officially ended World War I

the Treaty of Versailles

500

This Serbian terrorist group Gavrilo Princip was associated with.

Black Hand

500

After the Archduke’s assassination, this chain reaction pulled Europe into war.

alliance escalation / alliance involvement

500

 The deadly area between opposing trenches that neither side wanted to cross.

No Man’s Land

500

Germany used these underwater vessels to attack ships at sea.

Sumbarines/U-Boats

500

Germany was forced to accept blame for the war and pay this amount in reparations

What is 132 billion gold marks

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