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 as a Harvard undergraduate and poured a material empire built on billions of dollars in tithes ...

The Aga Khan became the spiritual leader of the world's millions of Ismaili Muslims at age 20. He visited Houston in 2018 and his foundation built the Ismaili Jamath-khana and Center in Sugar Land.

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

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

The Aga Khan, the spiritual leader of Ismaili Muslims, has died. Karim Al-Hussaini became the Aga Khan at age 20 as a Harvard undergraduate when his grandfather passed over his ...

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