The British publisher Penguin launched an unusual book Monday — an authorized history of MI5, the British domestic intelligence agency, to mark the centenary of its founding in 1909. It's the first ...

The Security Service were worried the Nazis would target the Royal Family and PM in 1944.

LONDON (AP) — A desiccated 110-year-old lemon that played a key role in espionage history is one of the star attractions of a London exhibition drawn from the files of MI5, Britain’s domestic ...

British spy agency MI5 has apologized to the BBC. The unprecedented situation arose after MI5 was forced to say sorry to three courts for lying about a neo-Nazi agent who attacked his girlfriend with ...

LONDON The first official history of Britains MI5 was published Monday, ending 100 years of secrecy over the counter-intelligence agency during two World Wars, the Cold War, and the current fight ...

If you’ve ever been curious about Britain’s real-life spy world, here’s your chance to dive into it. For the first time in history, the shadowy operations of MI5 are being brought into the public eye ...

For much of its 100-year history, spanning two world wars, the Cold War and the fight against terrorism, Britain’s MI5 domestic intelligence agency has operated in total secrecy. The government ...

LONDON, April 2 (Reuters) - Britain's spy agency MI5 is revealing some secrets. In collaboration with host The National Archives and prepared over several years by the agency's own archivists, "MI5: ...

Ever get that feeling you’re being watched? Corbyn with Sinn Fein’s Martin McGuinness, 1995. John Stillwell/PA Wire/PA Images The Telegraph newspaper has been making loud noises about its “exclusive” ...