World War I unleashed an era of unprecedented warfare. Vast networks of trenches snaked across Europe, transforming open fields into deadly mazes. Traditional battle strategies quickly became obsolete as armies faced relentless machine gun fire, artillery barrages, and the ever-present threat of aerial observation. In this grim landscape, survival depended on invisibility. Soldiers and strategists scrambled to devise innovative camouflage tactics, turning the art of deception into a science. These methods would not only save lives, but forever alter the nature of combat and military strategy.