Description
"Defend the Realm" reveals the precise role of the Security Service in twentieth-century British history, from its foundation by Captain Kell of the British Army in October 1909, through two world wars, up to and including its present roles in counterespionage and counterterrorism.
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For over 100 years, the agents of MI5 have defended Britain against enemy subversion. Their work has remained shrouded in secrecy—until now. This first-ever authorized account reveals the British Security Service as never before: its inner workings, its clandestine operations, its failures and its triumphs.
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