Historian and biographer Helen Fry is the author of more than twenty books focusing mainly on intelligence, prisoners of war, and the social history of World War II. She lives in London.
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Behind the locked doors of three mansions in London's exclusive Kensington Palace Gardens neighborhood, the British Secret Service established a highly secret prison in 1940: the London Cage. Here recalcitrant German prisoners of war were subjected to 'sp... SEE MORE