Anthony Blunt, who worked at Buckingham Palace as Surveyor of the Queen’s Pictures, was secretly a Soviet spy during WWII.

Newly released MI5 documents have revealed that Queen Elizabeth II was not formally briefed about the full extent of royal art surveyor Anthony Blunt's Soviet spy activities until 1973, nearly a decade after his confession.

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.

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

MI5 documents reveal her private secretary ‘saw no advantage in telling her’ about treachery of Buckingham Palace art expert

MI5 reveals confessions of three members of infamous Cambridge Five spy ring as tranche of documents released into National Archives

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.

Top secret MI5 files detailing first-hand accounts of confessions of three of Britain's most notorious double agents including Kim Philby and Anthony Blunt who spied for the Soviet Union were released for the first time on Tuesday.

Five Cambridge University graduates served as double agents, leaking highly classified information to the Soviet Union

In 1964, Sir Anthony Blunt, the surveyor of the Queen ... according to declassified MI5 files released to the National Archives in Kew, west London. The decision to ensure she was properly ...

Recently released MI5 files reveal confessions from Britain's notorious double agents, including Kim Philby and Anthony Blunt, who spied for the Soviets. These declassified documents, made public by the National Archives,

The files about royal art historian Anthony Blunt are among a trove from the intelligence agency MI5 released Tuesday by Britain’s National Archives.