Jan. 14 (UPI) --Documents newly declassified by MI5, Britain's internal intelligence agency, show the late Queen Elizabeth II was not informed for almost 10 years that a member of her staff had spied ...

Anthony Blunt, who worked at Buckingham Palace as Surveyor of the Queen’s Pictures, was secretly a Soviet spy during WWII.

Some MI5 material relating to its involvement with a teenager who was charged with terrorism before taking her own life is ...

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 "follow that cab" when pursuing a suspect, newly declassified documents ...

Confessions of double agents and tips for new spies have been released as part of a tranche of recently-declassified documents from MI5. The documents are part of a new exhibition on display at the ...

Jonathan Hall KC warned that football hooligans and criminal gangs could technically be classed as terrorists under Sir ...

A defendant in an alleged Russian spy ring case told police he had already spoken to MI5 when he was arrested, the Old Bailey ...

A World War II-era tailing guide is among declassified records shedding light on spy game in MI5: Official Secrets, at the National Archives.

MI5 feared film star Dirk Bogarde could be the target of a KGB gay "entrapment" attempt after it emerged he was on a list of 'six practising British homosexuals' passed to the Russians ...

Some MI5 material relating to its involvement with a teenager who was charged with terrorism before she took her own life is being “withheld” from her inquest but is “not a cause for concern”, a ...

The PSNI has refused to say if MI5 officers were involved in a stop and search of republican mourners returning from the wake ...