JazzJazz is a musical genre born in the second half of the 19th century in the United States, which spread globally during the 20th century. The genre developed in embryo from the traditions of West Africa, Europe and North America and found its place in the African American community living in the American South. In the words of folklorist and ethnomusicologist Alan Lomax, jazz is a musical gumbo, the result of the melting pot, the melting pot that was the southern country. Geographically, jazz emerged in the state of Louisiana, more precisely in the area of ​​influence of New Orleans (cradle of the jazz musical style and main center of the beginnings of jazz), where large shipments of slaves arrived black, mainly from the west. music, the impact was even greater, because the war completely destroyed the social structure in which, until then, it had developed, so that the basis on which it evolves is entirely different. In the words of musicologist Irving Sablosky: The scattered musical energies that had spread haphazardly during the first 50 years of the century were now clearly focused on the consolidation of American institutions. Minstrelsy, although remaining almost until the end of the 19th century, lost its parodic character of black music and incorporated actors, singers and truly African-American music, introducing dances such as the cakewalk. Some of these songs have remained jazz standards such as "Carry me back to old Virginia" by James Bland (1878). From this process, and in particular the "cakewalk" rhythm, associated with elements of European classical music, a new style called ragtime was born, which was originally played by black groups, although it remained in history as an eminently pianistic style published by scores. and piano rolls. He seems to have been born in the Midwest, in the San Luis area, and his success came in the honky tonks and kegs, the infamous bars and the many patrons. Their apogee corresponded to the fall and the own disappearance