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

My assumption that humanist academics were all on the left was foolish, of course. But so was my defeatist certainty that ...

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

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

An art historian who oversaw the official Royal Art Collection for decades admitted he has been part of the 'Cambridge Five' group of spies.

Newly declassified files reveal the late Queen's very unexpected reaction to the art historian's shocking secret.

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

Documents newly declassified by MI5, Britain's internal intelligence agency, show the late Queen Elizabeth II was not ...

Britain’s National Archives on Tuesdayreleased declassified MI5 domestic counterintelligence agency files containing the ...

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