Top secret MI5 files detailing first-hand accounts of confessions of three of Britain's most notorious double agents ...

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

“The release reveals new details in the cases of the Cambridge spies Kim Philby, Anthony Blunt and John Cairncross, including ...

The National Archives has released declassified MI5 files, including the confession of a civil servant who worked in the ...

The trio, together with Kim Philby and John Cairncross, had all been recruited by the Russians while or after studying at ...

Confessions of double agents and tips for new spies have been released as part of a tranche of recently-declassified ...

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

From traitor’s confession to Queen’s involvement - Trove of newly declassified files detail investigations into some of ...

Several other people have been suggested as belonging to the ring, including John Cairncross. Blunt became a communist in the early 1930s and was recruited by the NKVD (later KGB), the Soviet ...

Philby and Blunt were, along with Guy Burgess, Donald Maclean and John Cairncross, part of the "Ring of Five" - former ...