A battered leather briefcase left behind by Guy Burgess when he fled to Moscow in 1951 is among 20 objects from MI5's ...

A 110-year-old lemon that played a key role in espionage history is one of the star attractions of a London exhibition drawn ...

The MI5: Official Secrets exhibition, which features objects from MI5's private collection alongside declassified documents, ...

The exhibition "MI5: Official Secrets" marks an unprecedented collaboration between the intelligence agency and The National ...

Compact spy cameras, microdots in a talcum powder tin and a briefcase abandoned by fleeing Soviet spy Guy Burgess are also ...

A passport belonging to one of the Cambridge spies, a 110-year-old lemon used for invisible ink and a letter about the ...

Exhibits include Guy Burgess’s briefcase, which was left behind as he fled to Moscow, and a 110-year-old lemon used by German ...

Queen Elizabeth 'kept in the dark' over Palace traitor spying for Russia ...