American military technology during World War II US cruisers and battleships had their guns directed using information gathered from the ship's radar. American military technology during World War II American military technologies developed during World War II became more advanced and specialized as the war progressed. The technologies produced ranged in complexity from relatively simple items such as small arms and armored vehicles, including tanks, to more complex items such as the atomic bomb. The latter, produced under the secretive Manhattan Project, proved to be an incredibly powerful weapon that revolutionized warfare and was used to end the war. Other technologies, such as the M4 Sherman tank,
British Armoured formations of World War II British Armoured formations of World War II The British Armoured formations of World War II refers to the Armoured Divisions and Independent Armoured and Tank Brigades deployed by the British Army during the Second World War. At the start of the Second World War, in September 1939, the British Army already possessed two armoured divisions; a further nine would be raised during the war, of which only two would not see service. The first formation formed had been the Mobile Division in October 1937 followed a year later, in the wake of the Munich Crisis, by the Mobile Division (Egypt).