Queen Margrethe II of Denmark delivers her New Year's speech and announces her abdication in Copenhagen on December 31, 2023. EPA
Queen Margrethe, Crown Prince Frederik and Crown Princess Mary during a New Year reception at Christiansborg Palace, Copenhagen, in January 2024. AFP
Queen Margreth visits Fredericia Municipality, Denmark, in September 2023. AFP
Queen Margrethe receives Ukraine's President Volodymyr Zelenskyy and first lady Olena Zelenska at Christiansborg in August 2023. EPA
Queen Margrethe at the Royal Theatre in the Danish capital before a gala performance during the celebration of her 50th anniversary on the throne in September 2022. EPA
Crown Prince Frederik and Queen Margrethe wave from the balcony at Amalienborg Castle in Copenhagen on the Crown Prince's 50th birthday in May 2018. EPA
Queen Margrethe looks at Crown Prince Frederik during Prince Henrik's funeral at Christianborg Palace Church in February 2018. EPA
Queen Margrethe visiting the Sandoe on the Faroe Islands in 2016. EPA
Queen Margrethe and Prince Henrik on their silver wedding anniversary at Fredensborg Castle, 1992. EPA
Britain's Prince Philip, Queen Margrethe, Queen Elizabeth II and Prince Henrik wave from the balcony of Amalienborg Castle during the British royal couple's visit in 1979. EPA
Queen Margrethe during her first televised New Year's speech, in Amalienborg Castle, 1972. EPA
Princess Margrethe is proclaimed Queen of Denmark by Danish prime minister Jens Otto Krag on the balcony of Christiansborg Castle in 1972. EPA
Crown Princess Margrethe with Prince Frederik during his baptism at Holmens Church in Copenhagen, 1968. EPA
Crown Princess Margrethe with Prince Frederik in Copenhagen, 1968. EPA
Denmark's King Frederik IX, Prince Frederik and Princess Margrethe in Copenhagen, 1967. EPA
Princess Margrethe and Henri Laborde de Monpezat wave on their wedding day from the balcony at Amalienborg Castle in 1967. EPA
Princess Margrethe and Prince Henrik ride in a carriage through the streets of Copenhagen after their wedding in 1967. EPA
Princess Margrethe in Rio de Janeiro in 1966. EPA
Princess Margrethe and Henri de Monpezat in France in 1966. EPA
The three princesses, Margrethe, Benedikte and Anne Marie of Denmark, in Faroese national costumes in Klaksvig, Faroe Islands, 1963. EPA
Princess Margrethe on her first visit to Greenland in 1960. EPA
King Frederik with his three daughters, Princess Anne-Marie, Princess Benedikte and Princess Margrethe, in 1949. EPA