Start of WWI
Fighting During WWI
End of WWI
Spanish Flu
Russian Revolution
100

The crisis began when this man was assassinated in Serbia.

Archduke Francis Ferdinand

100

The nickname for German submarines.

U-boats

100

This treaty blamed Germany for World War I.

Treaty of Versailles

100

The number of waves the Spanish flu struck.

Two

100

The leader of the Bolsheviks.

Vladimir Ilyich Ulyanov (Vladimir Lenin)

200

This man was a member of the Black Hand and was responsible for the assassination.

Gavrilo Princep

200

This weapon blinded and choked soldiers or caused burns and blisters. It could be fatal.

Poison Gas

200

The Zimmerman note led to this country declaring war on Germany and joining the Allies. 

United States

200

People in this age group were hit the hardest by the Spanish flu.

Young adults age 20-40

200

This man was a self-proclaimed "holy man" who influenced the tsarina until nobles killed him on December 29,1916.

Gregory Rasputin

300

This country was outraged by Germany invading Belgium and declared war on Germany on August 4th.

Britain

300

Was a type of war in which men dug trenches and fought over a few hundred yards of territory called "no man's land".

Trench Warfare

300

This treaty ended Russian participation in World War I.

Treaty of Brest-Litovsk

300

Killed more people than this event.

World War I

300

Civil war raged between these two groups referred to as "Reds" and "Whites".

Bolsheviks (Reds) and Mensheviks (Whites)

400

An alliance between these countries formed the Central Powers.

Germany and Austria-Hungary

400

These were developed during the war. They rolled on sturdy tracks to navigate through barbed wire and were designed to cross "no man's land."

Tanks

400

The Great War came to an end on this day.

November 11, 1918

400

The nickname for the Spanish flu.

The "forgotten pandemic"

400

This man became the dictator of Russia after Lenin's death in 1924.

Joseph Stalin

500

Daily Double: These countries made up the Allied Powers at the start of the war.

Britain, France, Russia, and Serbia

500

These are large gas-filled balloons, used to bomb the English coast before the use of airplanes.

Zeppelins

500

The Paris Peace Conference created this. It included more than 40 nations and its goal was to prevent future wars.

League of Nations

500

Daily Double: Theories suggest the flu may have originated in any one these countries.

United States, France, Austria, or China

500

The Bolsheviks executed this family, thus ending its 300 year dynasty.

Romanov Family

M
e
n
u