Newly declassified files show the moment the notorious Cambridge double agent finally confessed to his treachery.

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

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

British double agent Kim Philby’s deceit was finally exposed by the daughter of a Jewish-Russian oil magnate offended by his ...

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

CAMBRIDGE spy Kim Philby declared he would have done it all again after finally confessing to being a Russian agent for years, according to newly declassified intelligence files.

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 ...

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

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 ...

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 ...