Charlie Haden was a bassist, bandleader, and composer whose original works blended jazz, folk, and political themes across a career stretching from the late 1960s into the 2000s. Though his compositional catalog was not vast in number, his pieces carried unusual depth and purpose. His best-known composition, "Song for Che," introduced on the debut album of his Liberation Music Orchestra in 1969, exemplified his writing style: deliberate, emotionally urgent melodies rooted in both his country upbringing and leftist political convictions. The Liberation Music Orchestra, with arrangements by Carla Bley, served as the primary vehicle for his compositional vision, incorporating Spanish Civil War songs and Latin American resistance themes alongside Haden's originals. Other notable compositions include "Blues for Pat," written for frequent collaborator Pat Metheny, and pieces featured in duo settings with Keith Jarrett, Hank Jones, and Kenny Barron. Haden's writing favored melodic directness and harmonic warmth, reflecting the deep lyricism that defined his approach to the bass itself. His compositions remain an enduring part of the modern jazz repertoire.