New MI6 chief’s grandfather was Nazi spy

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Constantine Dobrowolski was reportedly a Nazi spy known as the ‘butcher’, according to German archives

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The new MI6 chief is reportedly the granddaughter of a Nazi spy known as the “butcher”, according to unearthed documents.

Blaise Metreweli made history as she was appointed as the first ever female head of Britain's Secret Intelligence Service, MI6 earlier this month.