The Aga Khan, spiritual leader of the Ismaili Shia Muslim community and known for his development work around the world, has died in Lisbon aged 88. According to the Aga Khan Development Network, an announcement to designate a successor to Karim al-Husseini, as he was known, will take place soon.

Billionaire philanthropist and spiritual leader Aga Khan IV has died at 88. He was the spiritual leader of the millions of Ismaili Muslims across the world. They believed that he was a direct descenda

Hussaini, son of Prince Karim Al-Hussaini Aga Khan IV, has been named in his father’s will as his successor to lead the Nizari Ismailis, a Shia Muslim denomination. We take a look at this branch of Shia Islam that has 15 million members worldwide.