Grace Srinivasan plays Noor Inayat Khan, an Indian-American Muslim woman who spied for the British during World War II, in a new docudrama about her life. Jonathan Mount/Unity Productions Foundation hide caption

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An obituary card with a portrait of German art dealer Hildebrand Gurlitt (1895-1956), the father of Cornelius Gurlitt, in a folder at the municipal archive in Duesseldorf, Germany. Rolf Vennenbernd/EPA/Landov hide caption

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Nazi leader Heinrich Himmler and his daughter Gudrun. Vanessa Lapa, the granddaughter of Holocaust survivors, has made a documentary called The Decent One, based on Himmler's letters to his wife and other personal documents. Realworks hide caption

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Heinrich Himmler (left) and Adolf Hitler (third from left) observe Stormtroop maneuvers in January 1941. Keystone/Getty Images hide caption

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Dating to the 17th century, this Jewish cemetery may be the final resting place of Heinrich Mueller, the head of Adolf Hitler's Gestapo. A German historian says he has traced Mueller to the cemetery. John MacDougall/AFP/Getty Images hide caption

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Mois Yussuroum, a 94-year-old retired dentist, fought the Nazis as part of the Greek resistance during World War II. "Of the 650 Greek Jews who fought in the resistance, I'm the only one still alive," he says. Joanna Kakissis/NPR hide caption

itoggle caption Joanna Kakissis/NPR