A briefcase left behind by infamous Cambridge spy Guy Burgess as he fled to Moscow in 1951 is among never-before-seen MI5 ...

Featuring declassified documents and objects from MI5's private collection, the exhibition marks the first time the intelligence agency has ever collaborated to displayed its files to the public.

From Cold War tensions to high-style adventures, explore the list of the best novels every spy book fan needs to read before ...

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

He was a member of the Cambridge Five spy ring and fled to Moscow with fellow spy Donald Maclean in 1951 due to fears of being discovered. None of the Cambridge Five were ever prosecuted for spying.

His British passport has also been displayed for the first time. Guy Burgess was part of the Cambridge Five spy ring and fled to Moscow to avoid being discovered in 1951 (Jonathan Brady/PA ...

A 110-year-old lemon used by a German WW1 spy to send secret messages from Britain with invisible ink is going on display in ...

Burgess's British passport is also being exhibited for the first time. He was a member of the Cambridge Five spy ring and fled to Moscow with fellow spy Donald Maclean in 1951 due to fears of ...

He was a member of the Cambridge Five spy ring and fled to Moscow with fellow spy Donald Maclean in 1951 due to fears of being discovered. None of the Cambridge Five were ever prosecuted for spying.