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

The files about royal art historian Anthony Blunt are among a trove from the intelligence agency MI5 released Tuesday by ...

Newsweek has contacted the Russian Defense Ministry for comment via email. Why It Matters. The FSB is Russia's main security ...

Declassified documents confirm that the late Queen Elizabeth II of England was not informed until many years later that she ...

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

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 ...

Rookie wartime MI5 "watchers" were advised they needed to be prepared to offer a big tip if they had to tell a taxi driver to ...

A recently unveiled report details an investigation into Bogarde after Soviet intelligence identified him as "practicing British homosexual." ...

Queen Elizabeth II was not told officially for nearly a decade that one of her most senior courtiers had admitted he was a ...

Confessions of double agents and tips for new spies have been released as part of a tranche of recently-declassified ...