Early Styles (Musicians Active before 1930)
Early Country Blues
Early Urban Blues
Early Jazz Blues
Kansas City Blues
Later Styles
Post War Jazz Blues
Chicago Blues
Modern Blues (post 1950s)
Blues in conventional pop music
... He was a staunch pacifist and draft resister, and in 1960 joined the War Resisters League (WRL), which he would remain a member until his retirement in 1999 (h ...