World War 1
Weapons of WW1
The Browning Automatic Rifle (BAR)
1 line- dummy trenches.
2. line- first line of men.
3 line- reserves on call and officers.
4 line- communications.
The Trenches were extremely effective because the were a good defensive warfare. Soldiers would only spend a little duration in the trenches. The soldiers pretty much had to stay inside the trench and play cards because of the gun fire and weather conditions.