Four radical and radically original pieces of music that blew up the modernist status quo in 1968

Upsetting the modernist status quo in 1968 were Terry Riley's transformative "In C," Luciano Berio's "Sinfonia" with a movement memorializing Martin Luther King Jr., Stockhausen's mystical tune-in, turn-on "Stimmung" and Hans Werner Henze's "The Raft of the Medusa," dedicated to Che.