Prince Karim Aga Khan succeeded his grandfather as Imam of the Ismaili Muslims in 1957 at the age of 20. He died surrounded by family in Lisbon, Portugal, the Aga Khan Development Network said.

Who said what. Prince Karim Al-Hussaini became the Aga Khan IV and 49th hereditary iman in his family's 1,300-year-old dynasty when he was a 20-year-old student at Harvard.

People carry the coffin of Prince Karim al-Hussaini, the Aga Khan IV and 49th hereditary imam of the Shiite Ismaili Muslims, who died Feb. 4 in Portugal, to be buried at the Aga Khan mausoleum, in ...

Prince Rahim Al-Hussaini, center, who was named Wednesday as the new Aga Khan, carries the coffin during the funeral of Prince Karim Al-Hussaini, the Aga Khan IV, at the Ismaili Muslim community ...

Prince Karim, 88, was given the title of “His Highness” by Queen Elizabeth in July 1957, two weeks after his grandfather, the Aga Khan III, unexpectedly made him heir to the family’s 1,300 ...

I had been bracing myself for this news. His Highness Prince Karim al-Hussaini Aga Khan IV was 88 and reportedly in poor health. For nearly 68 years, he had served as the spiritual leader of the ...