Answer:
Much of the shock to old-timers during the Jazz Age came from the revolution in manners and morals, evidenced first among young people, and especially on college campuses. Sex came to be discussed with a new frankness during the 1920s. Much of the talk derived from a spreading awareness of Dr. Sigmund Freud, the Viennese father of psychoanalysis.
The Harlem Renaissance was the self-conscious effort in the New York black community to cultivate racial equality by promoting African American cultural achievements. The writers associated with the Harlem Renaissance audaciously celebrated themselves, their black heritage, and their contemporary contributions to American culture, including jazz and the blues.