Duke Of Cambridge Presents The Chatham House Prize 2014 [Getty Images]

LONDON, UNITED KINGDOM - NOVEMBER 21: Prince William,Duke of Cambridge visits RUSI (Royal United Services Institute) and presented the Chatham House (The Royal Institute of International Affairs) Prize 2014 to Melinda Gates in the Banqueting House on November 21, 2014 in London, England. (Photo by Arthur Edwards - WPA Pool/Getty Images)

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