At this point, the jazz of the 1920s and 30s was already starting to give way to the Big Band era, although jazz musicians such as Ellington and Armstrong would continue to develop jazz until their deaths.
The age of jazz culminated in the historic 1938 Benny Goodman concert at Carnegie Hall, bringing together musicians from various ethnicities to perform jazz inside this hallowed hall. At this point, the jazz of the 1920s and 30s was already starting to give way to the Big Band era, although jazz musicians such as Ellington and Armstrong would continue to develop jazz until their deaths.