Two months after his eleventh birthday, on 9 July 1944, the gates of Bergen-Belsen concentration camp closed behind Ladislaus L b. Five months later, with the Second World War still raging, he crossed the border into Switzerland, cold and hungry, but alive and safe. He was not alone, but part of a group of some 1,670 Jewish men, women and children from Hungary, who had been rescued from the Nazis as a result of a deal made by a man called Rezso...