It was one of the most daring escapes of World War II: when Airey Neave walked out through the gates of Colditz, the ultra-secure camp used to house the most notorious escapers among the Allied forces. His grandson, Sebastian Neave, tells author and historian Guy Walters about his grandfather’s epic journey to freedom - and how he went on to play a key role in the trial of Nazi war criminals at Nuremeberg.

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