Trench warfare was one type, and one which was used more than it had been in any previous war (and maybe since then). Also, things such as gas attacks are classed as well as use of tanks to invade enemy territory and fighter planes.
The nature of warfare in World War 1 was mostly fighting in the trenches. It was also the first war where we had tanks and airplanes.
trench warfare
trench
The machine gun changed warfare
it was a common type of warfare back then and is still today
it was a common type of warfare back then and is still today
trench warfare
trench
trench fighting
trench fighting
Naval warfare in the Mediterranean during World War I happened in 1919-08.
Trench Warfare
Trench warfare was one of the new forms of warfare introduced during World War 1. Another new form of warfare was chemical warfare.
Trench Warfare. AKA: Slaughter (men getting in the way of machines)
During World War 2! lol
guerrilla warfare
The machine gun changed warfare
it was a common type of warfare back then and is still today