He primarily resided in Switzerland. On August 27, 1957, he married model Nina Dyer (1930-1965), formerly wife of Baron Hans Heinrich von Thyssen-Bornemisza. They divorced in 1962. He married Katherine Beriketti, formerly wife of Cyril Sursock, in 1972. She converted to Islam under the name of Aleya bint Abdullah.
Sadruddin Aga Khan was a collector of Islamic art and books. After leaving the United Nations he became an activist on environmental and humanitarian issues. He died in Boston, Massachusetts.
Prince SadruddinAgaKhan, the second son of the hereditary Imam of the Ismaili sect of Shi'ism, is a specialist in running intelligence operations under humanitarian cover.
Prince Sadruddin's grandfather, AgaKhan II, was a founder of the Muslim League, sponsored by the British in the wake of the Sepoy Rebellion of 1858; its activities ultimately led to the vivisection of India in 1947.
Prince SadruddinAgaKhan's career began in the 1950s, when he became publisher of the Paris Review, one of the more important Anglo-American intelligence operations of its day, peddling the degenerate "Children of the Sun," who were precursors of the rock-drug-sex counterculture.