Published three days after the father-of-four, 55, ascended the throne the 110-page book Kongeord, which translates as The King s Word, is already a bestseller in Denmark.
Royal biographer Phil Dampier believes that King Charles will be influenced by events in Denmark since New Year s Eve - especially if it would protect the future of the British Royal Family.
The timing of the Queen Margrethe s abdication has raised questions, as it comes months after her son hit the headlines after he was pictured on a night out in Madrid with a Mexican socialite.