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,
Aftermath of the Korean War forces than in previous wars. For service during the Korean War, the U.S. military issued the Korean Service Medal. However, many still-living Korean War veterans claim that their country tends to neglect the remembrance of this war. With more overt displays made for World War I, World War II, the Vietnam War, the Persian Gulf War, the War in Afghanistan, and the Iraq war, the Korean War has come to be dubbed by some as the "Forgotten war" or the "Unknown War." As a partial remedy, the Korean War Veterans Memorial was built in Washington, D.C. and dedicated to veterans