A 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 British spy agency MI5.

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

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 London exhibition drawn from the files of MI5, Britain’s domestic ...

Recently declassified MI5 documents on display include the 1963 confession of Cambridge spy Kim Philby, who denied treachery for years before he was exposed and fled to Moscow. The exhibition also ...