Some of the newly released documents will feature in the forthcoming exhibition at the National Archives. The Director General of MI5, Sir Ken McCallum, said: "While much of our work must remain ...

MI5: Official Secrets’ offers a rare look inside the inner workings of one of Britain’s most secretive institutions, from ...

organised with the National Archives, in Kew, west London. "MI5 life is about ordinary human beings together doing extraordinary things to keep our country safe," he added. The exhibition ...

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.