Police files covering the sadist 'Angel of Death' doctor Josef Mengele are due to be opened decades earlier than intended after the were sealed on grounds of national security

With a flick of his gloved hands, Dr Josef Mengele acted as the supreme arbiter of life and death at the Auschwitz extermination camp in Nazi-occupied Poland.

Police files covering the sadist 'Angel of Death' doctor Josef Mengele are due to be opened decades earlier than intended after the were sealed on grounds of national security