Major advances in weaponry, communications, and industry by both sides impacted the way the war was fought and, eventually, the outcome in the war. This British invention used American-designed caterpillar tracks to move the armored vehicle equipped with machine guns and sometimes light cannon.
The failure of the World Disarmament Conference marked the beginnings of the arms race leading to war. Advances in submarine technology included the snorkel. Since the end of World War I, the French Air Force had been badly neglected, as military leaders preferred to spend money on ground armies and static fortifications to fight another World War I-style war.
Air power was a major concern of Germany and Britain between the wars. Chemical warfare first appeared when the Germans used poison gas during a surprise attack in Flanders, Belgium, in Armour weapons: The Tank destroyerSpecialist Tanks for Combat engineering including mine clearing Flail tanks, Flame tankand amphibious designs Aircraft: Glide bombs — the first "smart bombs", such as the Fritz X anti-shipping missile, had wire or radio remote control; the world's first jet fighter Messerschmitt and jet bomber Aradothe world's first operational military helicopters Flettner Flthe world's first rocket-powered fighter Messerschmitt Vehicles[ edit ] The Treaty of Versailles had imposed severe restrictions upon Germany constructing vehicles for military purposes, and so throughout the s and s, German arms manufacturers and the Wehrmacht had begun secretly developing tanks.
Fast low-wing monoplane fighters were developed in all countries; these aircraft were essentially flying platforms for eight to 12 machine guns installed in the wings.