jazz | stylisticorigin | blues <sep> jazz is a music genre that originated in the african-american communities of new orleans, louisiana, in the late 19th and early 20th centuries, with its roots in blues and ragtime since the 1920s jazz age, it has been recognized as a major form of musical expression in traditional and popular music jazz is characterized by swing and blue notes, complex chords, call and response vocals, polyrhythms and improvisation jazz has roots in european harmony and african rhythmic ritualsas jazz spread around the world, it drew on national, regional, and local musical cultures, which gave rise to different styles new orleans jazz began in the early 1910s, combining earlier brass band marches, french quadrilles, biguine, ragtime and blues with collective polyphonic improvisation 
jazz originated its style from blues music.jazz has roots in blues and ragtime