He was a rocket engineer working for the Nazis, helping create one of the most terrifying weapons of the Second World War. But the infamy of Klaus Riedel would surely have been lost to all except historians of Hitler's atrocities but for the bizarre decision by a German town to name one of its schools in his honour. Riedel was head of the V2 laboratory at Peenemunde on the Baltic, where the so-called "wonder weapons" which killed nearly 3,000 Britons in the closing months of the war were designed. In all, the rockets claimed 30,000 lives in Europe and Southern...