Apart from being an Islamic spiritual leader, the Aga Khan, who died on Tuesday aged 88, was a byword for the biggest and best in the world of horse racing. - Winter Olympian - Before he got into racing,

Prince Karim later became widely recognised as Aga Khan IV, serving as the 49th Imam of the Shia Ismaili Muslims. Tanzanian President Samia Suluhu Hassan and Zanzibar President Dr Hussein Mwinyi joined world leaders in mourning his passing.

Following the death of his father the Aga Khan IV, Prince Rahim Al-Hussaini has been announced as the new Aga Khan—the spiritual leader of the world’s Ismaili Muslims, a branch of Shia Islam. He was designated as Aga Khan V in his father’s will, which was unsealed yesterday.