LONDON, UNITED KINGDOM - NOVEMBER 01: Queen Elizabeth II and Colombia's president Juan Manuel Santos attend a State Banquet at Buckingham Palace on November 1, 2016, in London, England. The President of the Republic of Colombia Juan Manuel Santos and his wife Maria Clemencia Rodriguez de Santos are paying their first State Visit to the UK as official guests of Queen Elizabeth. (photo by Dominic Lipinski - WPA Pool/Getty Images)