Britain's Queen Elizabeth II (R) hosts a State Banquet for Colombia's President Juan Manuel Santos (L) at Buckingham Palace in central London on November 1, 2016. - Colombian President Juan Manuel Santos, who won this year's Nobel Peace Prize for his efforts to implement a peace deal with FARC rebels, begins a state visit to Britain that includes a trip to once conflict-ridden Northern Ireland. (Photo by Dominic Lipinski / POOL / AFP) (Photo credit should read DOMINIC LIPINSKI/AFP/Getty Images)
