April 16, 1958
Princess Margrethe eldest daughter of King Frederik IX and Queen Ingrid of Denmark celebrated her 18th birthday today with new duties and responsibilities, reports the New York Times. Denmark celebrated this coming of age birthday day as fete day.
This morning the "tall, vivacious Princess" began her new duties as a future Queen. At a "solemn ceremony" at Parliament House, Christianborg Palace, she was :sworn in as a member of the State Council." She will also sit with the King at the weekly Cabinet meetings, and will act as regent when her father is "absent from Denmark.