Which innovative military helmet, first mass-produced in 1915, revolutionized soldier head protection with its distinctive bowl shape and was the first modern steel combat helmet to be widely adopted?

The evolution of military equipment has always been driven by necessity and technological advancement. One of the most significant developments in soldier protection came during World War I when combat helmets underwent a revolutionary transformation. This poll explores a key product launch that changed the face of battlefield protection and set standards for military headgear that influence designs even today.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The British Brodie helmet (or 'tin hat')
The German Stahlhelm
The French Adrian helmet
The American M1 helmet