Music includes jazz.
Jazz is a music genre that originated in African American communities of New Orleans , United States , in the late 19th and early 20th centuries , and developed from roots in blues and ragtime . Music . Music ranges from strictly organized compositions -- such as Classical music symphonies from the 1700s and 1800s , through to spontaneously played improvisational music such as jazz , and avant-garde styles of chance-based contemporary music from the 20th and 21st centuries .