Queen Margrethe gave an exclusive interview to the magazine SØNDAG (Sunday) and talked about her role as Denmark's Queen throughout 50 years. Queen Margrethe will mark her Golden Jubilee on 14 January. She ascended the throne upon the death of her father, King Frederick IX, on that day in 1972 at the age of 31. Crown Prince Frederik, Crown Princess Mary, Prince Joachim and Princess Marie will participate in the celebration. In addition, Queen Anne-Marie of Greece and Princess Benedikte of Denmark will also participate.