It changed during World War 2 II. December 7, 1941, was a traumatic event in World history. The Japanese attacked the Americans at Pearl Harbor. Then Hitler declared war on the U.S. In 1945, the U.S. claims a world's primacy as the world's superpower by dropping two nuclear bombs on Japan and the Nuclear Age began.
Lead the rise of Totalitarianism, which left Europe in small parts and Germany and Italy was not happy about that so they had grown their armies, which led the rise of World War. <span />
During the Gilded Age, most laborers were considered to be in the working class. inequality and social ills as the working classes and poor were forced to work more and more for less and less.
