response: Also, it has been recognized as a major musical expression form since the Jazz Age of the 1920s.
original_response: And because of that, jazz has become recognized as a major form of musical expression.
history: Hi, I like jazz music. Do you like jazz music? I'm ok to it, do you like it? It got developed through blues and ragtime. Yes, it came from both blues and ragtime.
knowledge: Since the 1920s Jazz Age, jazz has become recognized as a major form of musical expression.