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DENMARK - APRIL 15: Queen Margrethe Of Denmark Celebrates 60Th Birthday In Copenhagen, Denmark On April 15, 2000-Duke of Edinburgh, Queen Sonja, Haakon, King Harald, Martha Louise of Norway and Queen Beatrix of Netherlands. (Photo by Pool BENAINOUS/DUCLOS/Gamma-Rapho via Getty Images)

DENMARK - APRIL 15:  Queen Margrethe Of Denmark Celebrates 60Th Birthday In Copenhagen, Denmark On April 15, 2000-Duke of Edinburgh, Queen Sonja, Haakon, King Harald, Martha Louise of Norway and Queen Beatrix of Netherlands.  (Photo by Pool BENAINOUS/DUCLOS/Gamma-Rapho via Getty Images)