ケネディ大統領暗殺事件
Crosby has been politically active throughout his professional career. He publicly questioned the report of the Warren Commission covering the Assassination of John F. Kennedy onstage during the Byrds' appearance at the Monterey Festival in 1967. He identifies as a pacifist and was a well-known opponent over the US involvement in the Vietnam War, though he has also defended the right to own guns.