Husseini, known as Aga Khan IV, passed away on February 4, 2025, at 88, after serving as the 49th imam of Nizari Ismaili Muslims for more than 67 years.
In July 1957, when his grandfather Sir Sultan Mahomed Shah, the Aga Khan III, unexpectedly designated Karim his successor—bypassing his other descendants—the Queen gave him the nonhereditary title of ...