The evolution of

The evolution of

1. JAZZ

   • After WWII
     • The Bebop (1940)
     • The Cool jazz (1950)
     • The free jazz (1960)
     • Fusion-Jazz (1970)
   • JAZZ-ROCK

2. BLUES

   • Traditional county blues
   • Jump blues
   • Boogie-woogie
   • Chicago blues
   • Cool blues
   • West Coast blues

3. ROCK AND ROLL

   • Rhythm & blues afroamerican
     • Reggae
   • Country folk anglosaxon
   • POP (60)
   • HARD ROCK (70)
   • HEAVY METAL
   • PUNK
   • JAZZ-ROCK
   • Mainstream