Analysis of information sources in references of the Wikipedia article "Music of Chicago" in English language version.
Many southern blacks migrated to Chicago during and after World War I and the musicians migrated with them. White Chicagoans developed a style based on what they heard the blacks play. ... Most of the important early jazz recordings were made in the area.
Many southern blacks migrated to Chicago during and after World War I and the musicians migrated with them. White Chicagoans developed a style based on what they heard the blacks play. ... Most of the important early jazz recordings were made in the area.