1. World War I
“The Great War”

2. The Great War- World War I was fought between 1914-1918
It will involve the most powerful nations on Earth:
England, France, Russia, Germany, Austria-Hungary, Italy, United States.
Nearly 65 million men will fight in WWI.
WWI will produce more than 35 million casualties
~10 million killed in battle, ~20 million wounded, ~5 million civilian deaths (starvation, disease)

3. The Great War- WWI is known as the first “Modern War”
First War after the Industrial Revolution
First use of machine guns, tanks, chemical weapons airplanes, and submarines in warfare.
WWI still ranks as one of the deadliest conflicts in human history.
~4% of the Earth’s population will die in 4 years.

5. Roots of War-
Europe in the early 1900’s is rampant with competition and nationalism.
Nationalism- extreme patriotic feelings. Belief that one nation is more important than all others.
The “Great Nations” of Europe: England, France, Italy, Germany, Russia, Austria-Hungary
For nearly 40 years these nations have been competing for wealth, land, and power.

6. Roots of War-
This competition has lead to a massive build up of military power, and the formation of military alliances.
Military Alliance- a mutual pledge of protection (we protect you, you protect us)
By 1914, two major military alliances exist in Europe.
Triple Alliance (Allies) – England, France, Russia
Central Powers – Germany, Austria-Hungary, Italy
**Please label and shade these alliances on your map**

7. England
Russia
Germany
France
Austria-Hungary
Italy

8. Roots of War-
Most nations think these military alliances will prevent a major European War.
Instead they will set the entire world on a path to war.

9. The spark that starts the fire
One event will start WWI
June 28th, 1914
Archduke Franz Ferdinand and Princess Sophie of Austria-Hungary are assassinated in Sarajevo, Bosnia.
The assassin, Gavrilo Princip, is a Serbian terrorist.
Austria-Hungary vows to get revenge, and punish the small nation of Serbia.

10. Alliances lead to War July 28th, 1914
Exactly one month later, Austria-Hungary declares war on Serbia and invades.
Because of the military alliances, a chain reaction begins that will bring all of the “Great Nations” into World War I.

11. Outbreak of War-
By August 4th, 1914, only 37 days after the assassination in Sarajevo, the six “Great Nations” of Europe have all declared war on one another.
Allies: England, France, Russia
VS.
Central Powers: Germany, Austria-Hungary, Italy
Both sides think they will win a quick victory, and the war will “be over by Christmas”.

12. The First Six Months
The first six months of WWI saw massive armies making bold, aggressive moves to try and win a quick victory.

13. The First Six Months Germany invades France:
Germany quickly moves through Belgium into France, wins several key victories, and comes close to crushing the French Army.
France suffers 200,000 casualties in the first month of war.
The British send reinforcements into France and Belgium.
The German Army is finally stopped at “The Miracle at the Marne”
~30 miles from Paris, France

14. The First Six Months Russia invades Germany:
Russia sends an army of more than 3 million men to invade Germany and Austria-Hungary.
The Austrians struggle and are pushed out of Serbia
The Russian Army is finally stopped at “The Battle of Tannenberg” in Eastern Germany.
Total of more than 1 million casualties during the Russian Offensive

15. Stalemate Begins The War is not over by Christmas
With the massive offensives brought to a halt, both sides need to regroup.
In order to hold their current positions, both sides begin to build defensive trenches.
Over 600 miles of trenches will be created
These trenches will be fought over for the next 3 years.