Trove of newly declassified files detail investigations into some of the country’s most notorious double agents, the ‘Ring of ...

The British secret service has declassified new documents about the famous spy who ended up fleeing to Moscow, where he died ...

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 ...

Kim Philby owned up to spying for Russia – but said he would do it all again - Newly declassified files show the moment the notorious Cambridge double agent finally confessed to his treachery.

As new documents reveal fascinating new details about the infamous MI6 double agent Kim Philby and his betrayals, Mark ...

A closer look at recently declassified MI5 files on the intelligence failure surrounding the five "Cambrdige spies" ...

Kim Philby was a high-flying MI6 officer - who had been tipped as a future chief - but was also spying for Russia after being ...

However, the release of MI5’s files this week, detailing the confessions of Kim Philby and his fellow members of the Cambridge Five, forces us to confront an unsettling reality: espionage is a world ...

Will we ever tire of the Cambridge spies? Kim Philby, Anthony Blunt, Burgess and Maclean – and to a lesser extent John ...

A third, Kim Philby, continued to work for foreign intelligence agency MI6 despite falling under suspicion. As evidence of his duplicity mounted, he was confronted in Beirut in January 1963 by his ...