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,
American music during World War II Hitler's objections to "decadent Western music." After the end of World War II, this music escalated until the paranoia of the Cold War made this kind of music irrelevant after the Soviet menace (under Joseph Stalin) replaced the Nazi menace (under Adolf Hitler). Lawrence Welk would later play this kind of music on "The Lawrence Welk Show". Jazz music would also become part of the "cultural war" that raged alongside the actual fighting of World War II. Having its roots in African-American music, the racist Nazi regime had declared it to be "inhuman music" and banned it in all of