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.

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

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

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

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

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

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

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

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 ...

Leaders from institutions including the University of Oxford, University of Cambridge and Imperial College ... National Cyber Security Centre, joined MI5 director general Ken McCallum at the ...

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