On Monday, September 5, 2016, Their Royal Highnesses Crown Prince Frederik and Crown Princess Mary of Denmark arrived at the Kastellet (citadel) in Copenhagen to attend wreath-laying ceremony on the 2016 Flagdagen (Flag Day).
According to the newspaper, Local Denmark, Flagdagen is an “…occasion to express acknowledgement of the outstanding and professional effort, that Denmark’s deployed personnel, have made and make today in a number of the world’s conflict areas…”