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,
Belgian combat vehicles of World War II the T13: The Wehrmacht operated some captured T13s during the first years of the war, as the T13 had a more powerful main gun than the Panzer I and Panzer II, common German tanks in the early war years. There is a T13 B2 on display at Brussels Tank Museum. The Renault AMC 35 tank, known locally as the ACG-1, was armed with a 47 mm gun and a coaxial machine gun; 25 tanks were ordered, although only 10 were accepted into the Belgian army due to production delays. The Belgian ACG-1 and the AMC 35 had different turrets. Instead