The settlement of the frontier has defined American History.
Answer:
The roaring twenties. Also known as the Jazz Age, the decade of the 1920s featured economic prosperity and carefree living for many. The decade began with a roar and ended with a crash. Prosperity was on the rise in cities and towns, and social change flavored the air.
The 1920s was a decade of profound social changes. The most obvious signs of change were the rise of an interested economy and of mass entertainment, which helped to bring about a "revolution in morals and manners." Gender roles, hair styles, and dress all changed profoundly during the
salt, industrial sand and gravel, lime, and masonry cement, account for more that 95 percent of the state's nonfuel mineral value