1. Trench Warfare

4. Life in the Trenches

6. Trench Foot

7. Trench Foot

8. Trench Foot

9. No-Man’s Land

10. No-Man’s Land

11. No-Man’s Land

12. New Technology
Airplanes

13. New Weapons: Airplanes

14. New Weapons: Zeppelins

15. New Technology
Tanks

16. New Weapons: Tanks

17. New Weapons: Machine Guns

18. New Weapons: Machine Guns

19. New Weapons: Machine Guns

20. New Weapons: Flame Throwers (“Flammenwerfer‘”)

21. New Weapons: Flame Throwers

22. New Technology
U – Boats and ships
“Unterseeboot”

23. New Weapons: U-Boats

24. New Weapons: Mustard Gas

25. British infantry from the 47th (1/2nd London) Division advancing into a gas cloud during the Battle of Loos

26. British soldiers installing gas projectors

27. Soldier with mustard gas burns (1917)

28. British 55th (West Lancashire) Division troops blinded by tear gas await treatment at an Advanced Dressing Station near Bethune during the Battle of Estaires, 10 April 1918, part of the German offensive in Flanders.

29. Soldiers with a mustard gas burn, 1918

32. Gas Masks

33. British Vickers machine gun crew wearing PH-type anti-gas helmets
British Vickers machine gun crew wearing PH-type anti-gas helmets. Near Ovillers during the Battle of the Somme, July The gunner is wearing a padded waistcoat, enabling him to carry the machine gun barrel

36. Alfred Graf von Schlieffen (1833-1913)
"To win, we must endeavor to be the stronger of the two at the point of impact. Our only hope of this lies in making our own choice of operations, not in waiting passively for whatever the enemy chooses for us." —Schlieffen

37. Schlieffen Plan