Avoid facial disguises, carry loose change and be ready to make split-second decisions: just some of the advice Britain’s domestic spy agency gave recruits tailing subjects nearly a century ago.

Though many apply, only a few have the skills and patience to make it as a “watcher”, an MI5 training manual published for the first time by the National Archives reveals. Despite the rise in ...

He also retained his job and knighthood for cooperation. In 1972, the Queen’s private secretary, Martin Charteris, told MI5 “the queen did not know and he saw no advantage in telling her about ...

MI5’s top interrogator was baffled by Kim Philby, admitting he could not determine whether he was a Soviet spy, according to newly declassified intelligence files. Jim Skardon, a former ...

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 ...

LONDON (AP) — 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 worries, newly declassified ...

The files about royal art historian Anthony Blunt are among a trove from the intelligence agency MI5 released Tuesday by Britain's National Archives. They shed new light on a spy ring linked to ...

these were some of the tips given to rookie MI5 "watchers". Their job was to covertly tail and report on suspected enemy agents. The guidance is contained in a booklet that was issued to all new ...

A 17-page official MI5 guide on ‘observation’ declassified today reveals that bosses considered the ideal spy was ‘born and not made’, with many candidates lacking the patience required ...

Newly released MI5 files reveal that, for nearly 10 years, the late monarch didn’t know that royal household member Anthony Blunt was actually a Soviet double agent. According to the BBC ...