The document summarizes the major musical and cultural trends in America during the 1950s. It describes the post-war economic boom and rise of American global power. Musically, it discusses the popularity of swing and big band jazz as well as solo singers. It also outlines the development of blues music in Chicago and the growing ethnic divide in the South. Rock and roll emerged from the blending of rhythm and blues, country, and other genres, with Elvis Presley popularizing the new style among white audiences in the latter half of the decade.