The Aga Khan IV was often referred to as a philanthropist, but the description ignores the spiritual impetus for his work.

Hussaini, will oversee the plans to open the million-dollar Ismaili Muslim community hub after his father's recent passing.

Prince Rahim Al-Hussaini has succeeded his father to become the 50th hereditary Imam, or spiritual leader, of Ismaili Muslims. He was named after the will of his late father Prince Karim Aga Khan

Prince Karim Al-Hussaini Aga Khan IV, the 49th hereditary spiritual leader (Imam) of the Shia Ismaili Muslims and Founder and Chairman of the Aga Khan Development Network (AKDN), has died in Lisbon, Portugal.

Ismaili Muslim leaders swore allegiance Tuesday to Prince Rahim Aga Khan V in a ceremony in Lisbon to celebrate his proclamation as imam, after the death a week ago of his father, Karim Aga Khan IV. The ceremony,