COPENHAGEN, DENMARK - SEPTEMBER 05: Crown Prince Frederik of Denmark (2nd R) and Crown Princess Mary of Denmark (L) attends the Flag Day parade for international deployed military personel, veterans and those lost in action at The Parliament Square (Danish, read: Christiansborg Slotsplads) in Copenhagen, Denmark on Septemnber 05, 2016. At the photo the Crown Princess is received by Chief of Defence, General Peter Bartram, and the Crown Prince by Defence Minister, Peter Christensen (Venstre, read, The Liberal). (Photo by Ole Jensen/Corbis via Getty images)
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Corbis News Ole Jensen

COPENHAGEN, DENMARK - SEPTEMBER 05: Crown Prince Frederik of Denmark and Crown Princess Mary of Denmark attends the Flag Day parade for international deployed military personel, veterans and those lost in action at The Parliament Square (Danish, read: Christiansborg Slotsplads) in Copenhagen, Denmark on Septemnber 05, 2016. (Photo by Ole Jensen/Corbis via Getty images)
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Corbis News Ole Jensen

COPENHAGEN, DENMARK - SEPTEMBER 05: Crown Princess Mary (C) of Denmark and Crown Prince Frederik (L) of Denmark arrives to the Flag Day ceremony for international deployed military personnel, veterans and those lost in action in Holmens Kirke (read: Church of Holmen) next to the Parliament on September 05, 2016 in Copenhagen, Denmark. (Photo by Ole Jensen/Corbis via Getty images)
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Corbis News Ole Jensen

COPENHAGEN, DENMARK - SEPTEMBER 05: An elevated view as Crown Prince Frederik of Denmark and Crown Princess Mary of Denmark attend the Flag Day ceremony for international deployed military personnel, veterans and those lost in action in Holmens Kirke (read: Church of Holmen) next to the Parliament on September 05, 2016 in Copenhagen, Denmark. (Photo by Ole Jensen/Corbis via Getty Images)
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Corbis News Ole Jensen

COPENHAGEN, DENMARK - SEPTEMBER 05: Crown Prince Frederik of Denmark and Crown Princess Mary of Denmark leave after the Flag Day ceremony for international deployed military personnel, veterans and those lost in action in Holmens Kirke (read: Church of Holmen) next to the Parliament on September 05, 2016 in Copenhagen, Denmark. (Photo by Ole Jensen/Corbis via Getty Images)
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Corbis News Ole Jensen