Causes of WW1
USA
Life in the War
Treaty
Technology
100

A system of agreements that pulled many countries into the war.

What are alliances?

100

The U.S. tried to stay out of the war at first by following this policy.

What is neutrality?

100

Soldiers often lived and fought in these long ditches.

What are trenches?

100

The country that was blamed for World War I.

What is Germany?

100

A weapon that could fire hundreds of bullets per minute.

What is a machine gun?

200

This was when countries built up their armies before the war.

What is militarism?

200

The U.S. entered the war in this year.

What is 1917?

200

The dangerous land between opposing armies.

What is No Man’s Land?

200

Money Germany was forced to pay to the Allies.

What are reparations?

200

A weapon used to affect soldiers’ lungs.

What is poison gas?

300

Strong national pride and competition between nations.

What is nationalism?

300

This British ship was sunk in 1915, killing Americans and increasing anti-German sentiment.

What is the Lusitania?

300

A type of fighting where neither side made much progress.

What is trench warfare?

300

This new international organization was created to prevent future wars.

What is the League of Nations?

300

Armored vehicles used to cross trenches.

What are Tanks?

400

Involved countries competing for colonies and global power.

Imperialism

400

Germany sent this secret message to Mexico encouraging an attack on the U.S.

What is the Zimmermann Telegram?

400

A painful condition caused by wet and muddy trench conditions.

What is trench foot?

400

The Treaty of Versailles helped create conditions that led to this later conflict.

What is World War II?

400

German submarines used during WWI.

What are U-boats?

500

This assassination sparked World War I.

Who was Archduke Franz Ferdinand?

500

To support the war effort, Americans bought these, lending money to the government to fund the military.

What are war bonds / Liberty Bonds?

500

A mental condition known today as PTSD.

Shell Shock

500

This country helped create the Treaty of Versailles but did not ratify it.

What is the United States?

500

This technology allowed armies to observe enemy positions from above, changing reconnaissance forever.

What are airplanes / aerial reconnaissance?

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