From a passport belonging to one of the Cambridge spies to a letter about the Queen’s response to the news of a Soviet agent ...

LONDON (AP) — A desiccated 110-year-old lemon that played a key role in espionage history is one of the star attractions of a ...

Britain expressed outrage after Israeli authorities prevented two lawmakers from entering the country in order to visit the ...

Agents suspected Muller of being a German spy but it was a humble lemon – on show in the MI5: Official Secrets exhibition – that brought him down. Muller claimed he used the fruit, found in ...

Prince Andrew demanded a face-to-face meeting with Sir Ken McCallum, the director of the UK’s MI5 security service, after his longtime close confidant was accused of being a Chinese spy.

Prince Andrew demanded a face-to-face meeting with the director general of MI5, Sir Ken McCallum, to discuss security concerns surrounding his relationship with alleged Chinese spy Yang Tengbo ...

Prince Andrew's top advisor reportedly ignored warnings from MI5 over an alleged Chinese spy two years before the Duke of York's scandal unravelled. Dominic Hampshire allegedly continued to rake ...

A briefcase left behind by infamous Cambridge spy Guy Burgess as he fled to Moscow in 1951 is among never-before-seen MI5 artefacts going on display at The National Archives in Kew, South-West London.