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

The newly-declassified documents include details about some of the UK's most notorious spies.

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

Blunt was recruited by MI5 during World War II but the secret services became suspicious of him after Guy Burgess and Donald ...

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

Newly declassified British documents show that Queen Elizabeth II wasn’t told details of her long-time art adviser's double ...

Queen Elizabeth II was not told about her long-time art adviser's double life as a Soviet spy, newly declassified documents ...

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

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

Failings by the police, probation service and MI5 contributed to the deaths of two graduates killed by a convicted terrorist, a jury has found. University of Cambridge alumni Saskia Jones and Jack ...

QUEEN Elizabeth II was kept in the dark for a decade about a Russian spy who infiltrated her household and was one of her most senior advisers, according to newly released MI5 files. ©News Group ...

Queen Elizabeth II wasn’t told details of her long-time art adviser's double life as a Soviet spy because palace officials ...