The Aga Khan addresses an audience about the challenges to a pluralistic society on Nov. 12, 2015, at the Memorial Church on the campus of Harvard University, in Cambridge, Mass.

Prince Karim Aga Khan attends the Installation of Frederic Mitterrand at the "Academie des Beaux-Arts". Held at "Academie des Beaux-Arts" on Feb. 5, 2020, in Paris, France. / Getty Images ...

A funeral ceremony is being held today in Lisbon for the Aga Khan IV, the spiritual leader of the world's Shi'ite Ismaili Muslims who passed away in Portugal on February 4 at the age of 88. He ...

The Aga Khan addresses an audience about the challenges to a pluralistic society on Nov. 12, 2015, at the Memorial Church on the campus of Harvard University, in Cambridge, Mass.

The Aga Khan, the spiritual leader of Ismaili Muslims and a prominent figure in global development, has passed away at 88. Known for his humanitarian efforts, his legacy as a symbol of peace and ...

Prince Rahim al-Hussaini, left, Aga Khan V, attends the burial of his father Aga Khan IV, the 49th imam and spiritual leader of Shia Ismaili Muslims, in Egypt's southern city of Aswan on February ...

Zahra’s father, Prince Karim al-Husayni, the Aga Khan IV, passed away earlier this year at the age of 88. Revered not only as the 49th hereditary Imam of the world’s Shia Ismaili Muslims, but also as ...

The Aga Khan, who became the spiritual leader of the world’s millions of Ismaili Muslims at age 20 as a Harvard undergraduate and poured a material empire built on billions of dollars in tithes ...

FILE – The Aga Khan, spiritual head of Ismaili Muslims, listens to a speech during the inauguration of the restored 16th century Humayun’s Tomb in New Delhi, India, Sept. 18, 2013.

The Aga Khan, who became the spiritual leader of the world’s millions of Ismaili Muslims at age 20 as a Harvard undergraduate and poured a material empire built on billions of dollars in tithes ...

The Aga Khan, who became the spiritual leader of the world’s millions of Ismaili Muslims at age 20 and then evolved into a business magnate and philanthropist, died Tuesday.