The Aga Khan at Le Rosey boarding school, Lake Geneva, Switzerland, in 1953
Photograph: Kurt Hutton/Getty Images

During a skiing trip in Kitzbuhel, Austria, in 1957
Photograph: Keystone/Getty Images

Prince Karim al-Hussaini is enthroned as the 49th imam of the Ismaili Muslim sect after the death of his grandfather, the Aga Khan III, in 1957
Photograph: Intercontinentale/AFP/Getty Images

On the cover of Life magazine in 1958
Photograph: Hank Walker/The Life Picture Collection/Shutterstock

During the Grand Prix de Saint-Cloud in Paris, France, in 1961
Photograph: AFP/Getty Images

With President John F Kennedy at the White House in Washington in 1961
Photograph: Bettmann Archive

Dancing with Princess Grace of Monaco in 1966
Photograph: Shutterstock

Perching on the prow of his yacht on the Costa Smeralda, Sardinia, 1967
Photograph: Slim Aarons/Getty Images

The Aga Khan weds Sarah Croker Poole in Paris, 1969
Photograph: PAT/Gamma-Rapho/Getty Images

The Aga Khan leads his horse Shergar into the unsaddling enclosure at Epsom in 1981
Photograph: PA

At the Prix de l’Arc de Triomphe race in Paris in October 2000
Photograph: Luc Castel/Getty Images

With Mikhail Gorbachev at the Sanssouci Palace in Potsdam, Germany, in 2005
Photograph: Sipa/Shutterstock

Prince Charles and the Aga Khan in Skardu, Pakistan, in 2006
Photograph: Shutterstock

With Angela Merkel in Berlin in 2007
Photograph: Action Press/Shutterstock

With California’s then governor, Arnold Schwarzenegger, in Santa Monica in 2008
Photograph: Kpa/Zuma/Shutterstock

The Aga Khan applauds after JK Rowling receives an honorary degree at Harvard University in 2008
Photograph: Matt Campbell/EPA/Shutterstock

The Aga Khan is presented with a trophy by Queen Elizabeth II after his horse Harzand wins the Derby in 2016
Photograph: Colorsport/Shutterstock
