Newly-declassified files show the Queen was only told the full story a decade after royal courtier confessed to spying for the KGB.

In 1964, Sir Anthony Blunt, the royal family's picture surveyor and renowned art historian, finally admitted that he had been a Soviet agent since the 1930s. He was recruited as a young don at Cambridge into one of the most infamous spy rings of the 20th ...

Queen Elizabeth II was not officially informed for nearly a decade that Anthony Blunt was a Soviet spy, newly declassified documents reveal.

Sir Anthony Blunt, the surveyor of the Queen's pictures, confessed in 1964 that he had been a Russian agent since the 1930s, when he was recruited into the Cambridge spy ring

Newly declassified British documents show that Queen Elizabeth II wasn’t told details of her long-time art adviser's double life as a Soviet spy because palace officials didn’t want to add to her worries.

Queen Elizabeth II was not officially informed for almost a decade that one of her most senior courtiers had confessed to being a Soviet spy, according to newly released MI5 files.

The identity of a Russian spy among Queen Elizabeth II's courtiers was kept from the monarch for almost a decade, but she took the news with her typically calm demeanour

Queen Elizabeth II was not officially informed for nearly a decade that Anthony Blunt was a Soviet spy, newly declassified documents reveal.