1. Topic: World War I Aim: How did trench warfare and new weapons affect fighting in World War I? Do-now: Military Deaths Pie Chart Homework: Complete questions based on reading

2. Why was WWI unique? WWI was unique for many reasons. WWI was the first total war of the 20 th century –Total war: an international war where all of a country’s resources are used to destroy another country WWI was also known as “The Great War,” and the “war to end all wars” –Due to the new war strategies and weapons

4. Trench Warfare Central and Allied forces used deep ditches to defend their positions Trenches stretched 400-500 miles across Western Europe Trenches were cold, wet, and dirty Diseases easily spread in the trenches Trenches ranged from small holes to complex networks with rooms

7. U-boats or Submarines Germany’s fleet of U-boats were the largest and most advanced They attacked Allied shipping across the Atlantic German attacks on Allied ships severely hurt the supply of weapons and ammunitions to the Allies

11. Tanks The use of tanks were introduced during WWI They replaced cavalry units (horses) The first tanks were tough and could cause heavy damage –Especially trenches They were also slow and hard to maneuver

14. Machine Guns Machine guns were introduced during WWI They were used in the trenches and on airplanes Allowed for rapid fire of bullets

17. Poison Gas Chemical warfare was introduced during WWI Poison gases –Chlorine gas –Mustard gas Poison gas would destroy the lungs –Killing the soldier slowly Soldiers wore gas masks to protect themselves

21. The Airplane The use of airplanes in wartime was introduced during WWI Originally, Allied and Central Powers used airplanes for spying Machine guns were later added to shoot down enemy spies

24. Flamethrowers

27. Long Range Guns

29. Big Bertha

30. Grenade

32. Europe 1914