Billionaire philanthropist and spiritual leader Aga Khan has died at the age of 88, his charity the Aga Khan Development Network has announced.Prince Karim Aga Khan was the 49th hereditary imam of the Ismaili Muslims, who trace his lineage directly to the Prophet Muhammad. He “passed away peacefully” in Lisbon, Portugal, surrounded by his family, … Continue reading Billionaire And Spiritual Leader The Aga Khan Dies