1. Why was the first Battle of the Marne so significant?
Schlieffen Plan
plan
War declarations
Miracle at the Marne
Consequences
Stalemate
Machine gun
Two front war
Trench warfare
No man’s land
Over the top
Unrestricted submarine warfare

2. plan Defeat France quickly to the West then defeat Russia in the East
Had to go through Belgium
French attack Alsace and Lorraine

3. Allies Germany declares war on Russia on August 1, 1914
Germany invades Belgium on August 3, 1914
Begins Schlieffen Plan by attacking France first

4. Miracle at the Marne
Britain declares war on Germany for violating Belgian neutrality
Using airplanes Allies discover a break in German advance
Use taxi cabs to move troops
Breaks Schlieffen Plan in September 1914

5. stalemate Germany now required to fight a two front war
Two armies build trenches in a race to the sea
Neither side can advance

6. Machine gun Weapon dominates battlefield
Too heavy to move so it was used defensively
Prevents advances from other armies

7. Two front war
Central Powers must now fight France on the Western Front
And fight Russia on the Eastern Front

8. No man’s land Land between two opposing trenches
Destroyed by artillery
Barbed wire in front of trenches
Defended by machine guns

9. Over the top
Generals on both sides sent troops to attack no man’s land
Slaughtered by machine guns when they went over the top of the trenches

10. Unrestricted submarine warfare
Only way Germans can win Western Front is to cut off supplies to troops
Begin unrestricted submarine warfare to prevent troops from being supplied