This battle fought in France between the Allies and the Germans left over a million dead and included the deadliest day in British military history.
What is the Battle of the Somme?
This feeling of pride in your country led many Europeans to be willing to die in battle to defend their homeland.
What is nationalism?
This treaty officially ended World War I and forced Germany to accept full blame for the war.
What is the Treaty of Versailles?
These two revolutions are named after the months they occurred in on the Russian calendar.
What are the February and October Revolutions?
This takes place when a country puts all its resources towards fighting a war.
What is total war?
This battle fought between Russia and Germany in 1914 resulted in a German victory and Russia losing territory.
What is the Battle of Tannenberg?
This stockpiling of colonies around the world led to increased competition between nations leading up to World War I.
What is Imperialism?
Germany was forced to pay these to cover the costs of damages caused by World War I.
What are reparations?
This man would take control of the Communist Party in the USSR after the death of Lenin.
Who is Joseph Stalin?
This was the message sent by Germany asking for Mexico to invade the United States to prevent the United States from joining World War I.
What is the Zimmerman Telegram?
This battle between the Allies and Germany lasted nearly 11 months in 1916 with neither side winning.
What is the battle of Verdun?
These partnerships between countries were cemented by treaties or uneasy agreements to defend each other if war was declared.
What are alliances?
This is the number of civilian casualties caused by World War I.
This group, called the Reds during the Russian Civil War, was led by Vladimir Lenin.
Who are the Bolsheviks?
This group of people were left behind during the war to work in factories and on farms to help keep their countries running.
Who are the women?
This battle fought between the Ottoman Empire and the British resulted in the Ottomans winning and maintaining control of the Dardenelles.
What is the Battle of Gallipoli?
This glorification of the military caused European nations to build larger and larger armies before the start of WWI.
What is militarism?
This country was formed by taking land away from Germany after World War I, marking the first time in over a hundred years that this country would be independent.
What is Poland?
This is what the abbreviation USSR stands for.
This man was president of the United States when the United States entered World War I.
Who is Woodrow Wilson?
This battle fought between the Allies and Germans in 1914 in France resulted in an Ally victory and causing the stalemate that would last through most of the war.
What is the Battle of the Marne?
The assassination of this European leader was the spark that started World War I.
Who is Archduke Franz Ferdinand?
This disease spread around the world after World War I killing over 20 million people.
What is Influenza (the Flu)?
These are the two symbols used on the flag established by the Bolsheviks for the USSR.
What are the hammer and sickle?
This is the date that the armistice was signed to end WWI.
What is November 11, 1918.