- 
  
  Breaking away from the typical "classical music" and a rise in distinct musical styles/ genres broke loose.
- 
  
  Genres of the Twentieth Century included Post-Modernism, Jazz, Vernacular, Rock N' Roll/Rock, and Musical Theater
- 
  
  
- 
  
  "Persephone" was composed and premiered.
- 
  
  "Porgy & Bess" was composed and premiered.
- 
  
  
- 
  
  
- 
  
  "Take The A Train" was recorded and released to the public
- 
  
  "Symphony No. 7" composed
- 
  
  
- 
  
  
- 
  
  
- 
  
  "West Side Story" was created and premiered.
- 
  
  
- 
  
  The Moonlanding!
- 
  
  
- 
  
  
- 
  
  
- 
  
  
-