World War 1 unit test

German submarines were called...

Colonization and expansion of an empire (conquering weaker countries) is called...

Americans could help the war effort by purchasing

What was the treaty that officially ended WWI?

These were cousins who knew each other and could have stopped the war.

Exposure to the horrors of war led to a new condition known as

The movement of African-Americans from the South to factories in the North was the

America registered 24 million and selected almost six million for the...

Aerial combat was known as...

How did the sinking of the British ship, Lusitania, help pull America in to the war?

Which form of weapon caused the most deaths during WWI?

Which of these was NOT a new technology in WWI?

The legacy of WWI is...

After a revolution, which country made its own treaty with Germany and withdrew from the war?

Most of the fighting took place in man-made _____ that were muddy, brutal, and spread disease.

Which battleground was characterized by deadlock and trench warfare?

The Central Powers included Austria-Hungary, Germany, and France.

When did the fighting stop in WWI?

At the beginning of the war, the Americans practiced a policy of...

The treaty that ended World War One forced...

Giant German airships that dropped bombs on London were

What was the Schlieffen Plan?

The US president during the war was...

The Zimmerman Telegram was the intercepted piece of communication that urged...

What was the trigger or spark that started WWI?

The Allied Powers (Allies) included the USA, Great Britain, Serbia, and Russia.

Mustard, chlorine, and phosgene were examples of...

An extreme form of patriotism (loyalty to your country) that helped cause the war was

The invasion of this country brought Britain into the war.

Images (posters) designed to support or convince people to do something were...