How can a weapon NOT BE a weapon?
Chemical gas attacks, various "automatic" weapons, machine /gatlin guns etc.
The biggest weapon. not a weapon in the sense of a single person activating it was the introduction, by the British, of the tank.
The tank.
Mustard Gas was introduced into warfare in September of 1917.
Sonar was not introduced in World War 1.
they manly used m 16 and samurai swords but then came a new weopen which was the assault rifle
The French army used it first not as a weapon but as a deterrent. it is similar to modern day tear gas.
They were introduced in 1916.
The submarine.
Man.
World War 1 introduced aerial warfare with airplanes and trench warfare
sonar
Poison Gas.
The most common one that was used as a weapon in World War 1 is called the Artillery