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 Maclean, whom he had been close friends with since their days at Cambridge University in the 1930s, defected to Russia in 1951.

Secret UK Files Detailing Confessions of Cambridge Five Spies Released By Michael Holden LONDON (Reuters) - Top secret MI5 files detailing first-hand ... part of the "Ring of Five" - former Cambridge University students who passed information to the ...

The double agent’s confession has been published in full for the first time in newly declassified MI5 files. After being recruited at Cambridge University in 1934, Philby joined MI6 – which ...

Newly declassified British documents show that Queen Elizabeth II wasn’t told details of her long-time art adviser's double life as a Soviet spy because palace officials didn’t want to add to her worr

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 told about her long-time art adviser's double life as a Soviet spy, newly declassified documents reveal.

They shed new light on a spy ring linked to Cambridge University in the 1930s ... before he finally confessed in 1964 that, as a senior MI5 officer during World War II, he had passed secret ...

LONDON (Reuters) - Top secret MI5 files detailing first-hand accounts ... part of the "Ring of Five" - former Cambridge University students who passed information to the Soviets from the 1930s ...

Queen Elizabeth II wasn’t told details of her long-time art adviser's double life as a Soviet spy because palace officials didn’t want to add to her worries, newly declassified documents reveal.