Original: Chicago Symphony Solti was music director of the Chicago Symphony Orchestra (CSO) from 1969 until 1991, when he was made the only Music Director Laureate in that orchestra's history.
Simplified: Later career Solti was music director of the Chicago Symphony Orchestra (CSO) from 1969 until 1991, when he was given the title of Music Director Laureate, the only CSO conductor to be given that title.