1. The Great War ( )

2. The Road To War Key Points
The Industrial Revolution created the technological advances that made WWI the most destructive war to date.
The massive war that broke out in Europe in 1914 quickly settled into a long and bloody stalemate.
At first, President Wilson was determined to maintain American neutrality.
German submarine warfare and the Zimmerman telegram contributed to Wilson’s decision to declare war on Germany in 1917.

3. The Causes of War
Militarism: European powers began to develop strong military
forces in order to protect their global interests
Alliances: European powers made a series of alliances for
mutual protection
Nationalism: Europeans developed extreme pride in their own countries
Imperialism: European powers spread out across the globe in a race to control the most territory and resources
Assassination: Archduke Franz Ferdinand of Austria was assassinated in Bosnia by a Serbian nationalist named Gavrilo Princep

4. Militarism 1910 – 1914 Increase in Defense Expenditures France 10%
Britain 13%
Russia 39%
Germany 73%

5. Nationalism Pan-Germanism Austria* Belgium Denmark Iceland Germany*
Lichtenstein*
Luxemburg
Netherlands
Norway
Sweden
Switzerland*
United Kingdom
*German Speaking Country

6. Nationalism Pan-Slavism Bulgaria Croatia Czechoslovakia Macedonia
Poland
Russia
Serbia
Slovakia
Ukraine

7. Alliances Triple Entente Triple Alliance Great Britain Germany France
Russia
Triple Alliance
Germany
Austria-Hungary
Italy

8. Imperialism
European powers ignored pre-existing civilizations throughout Africa and indiscriminately claimed lands as their own.

9. Assassination

11. Gavrilo Princep

12. Taking Sides
Central Powers: Germany, Austria-Hungary, Bulgaria, Ottoman Empire
Allies: Great Britain, France, Belgium, Italy, Russia, United States

13. Europe in World War I

14. The Conflict Grinds Along

15. The Conflict Grinds Along (continued)
By early September Germany had swept into France and reached the outskirts of Paris
September 5, 1914—At the First Battle of the Marne, Germany is forced to retreat.
With this defeat the Schlieffen Plan failed because Germany was then forced to fight a two front war.

16. The Deadliest War
Describe the first part of the war. Where was it fought? What happened?
What type of warfare was used?
Eastern France
Germans and French were locked in a stalemate with both sides taking heavy loses and neither gaining any ground
Trench Warfare The slaughter reached a peak in 1916.
February 1916: Battle of Verdun—Each side lost more than 300,000.
July-November 1916: The Somme—Each side suffered more than 500,000 casualties.
Only 5 miles were gained in each of these battles.
How did technology play a role in WWI?
New weaponry like machine guns, poison gas, flame throwers, mortars, made the war much more deadly

17. American Neutrality
Why did President Woodrow Wilson want to keep America neutral?
He was horrified by the bloodshed, and he didn’t want to support Russia, a dictatorship
What did Britain do to gain American support?
They used anti-German propaganda in the U.S.
What was the Lusitania and what happened to it?
It was a British passenger liner that was sunk by a German U-boat
Germany used unrestricted submarine warfare, meaning they attacked military, cargo, and civilian ships without warning. Their main goal being to stop allied trade.

18. Lusitania

19. Entering the War What was the Zimmerman Telegram?
It was a message intercepted by British intelligence saying that Germany would help Mexico regain lost territory in America if they helped them invade the U.S.
What were the 3 key things that made President Wilson decide to
finally enter the war on the side of the Allies?
Germany resuming unrestricted submarine warfare
(they had stopped temporarily when the U.S. threatened
to enter the war earlier)
The Zimmerman Telegram
The Russian Revolution (the Czar was overthrown)

20. The Zimmerman Telegram

21. Weapons of World War I

22. Weapons of World War I
Artillery

23. Weapons of World War I

24. Weapons of World War I

25. Weapons of World War I

26. Flying Aces
Manfred Albrecht Freiherr von Richthofen (2 May 1892 – 21 April 1918) was a German fighter pilot known as the "Red Baron". He was the most successful flying ace of World War I, being officially credited with 80 confirmed air combat victories. He was killed in combat with Canadian pilots near the Somme River.

27. Weapons of World War I

28. Weapons of World War I

29. Weapons of World War I

30. The British Vickers machine gun required a six man team to operate
The British Vickers machine gun required a six man team to operate. One to fire, one to feed the ammunition, and the rest to help carry the weapon and supplies.