Ismaili Muslims said a last goodbye on Saturday to their late spiritual leader, Aga Khan IV, at a private funeral ceremony in Lisbon attended by dignitaries and foreign leaders.Prince Karim al-Husseini,

Hussaini, also known as the Aga Khan, died on Tuesday, February 4, aged 88. A colossally wealthy philanthropist, he was also the imam of the Nizari Ismaili faith, an esoteric branch of Shia Islam that changed the history of the Middle East.

Rahim Al-Hussaini was named Wednesday as the new Aga Khan, spiritual leader of the world's millions of Ismaili Muslims. The 53-year-old succeeds his father, who died on Tuesday.