The newly declassified papers tell how the Queen was left in the dark about the scale of the treachery of Anthony Blunt. He was allowed ... on the history and work of MI5 which is due to open ...

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

Art historian Anthony ... Blunt, and promised him immunity from prosecution. His full confession is included for the first time in these files. As well as acknowledging his wartime work, he ...

The files about royal art historian Anthony Blunt are among a trove from the intelligence ... A third, Kim Philby, continued to work for foreign intelligence agency MI6 despite falling under ...