The Polish sisters who saved the lives of thirteen Jews by secretly sheltering them in their attic for two years, even when Nazis were billeted in the room below. The blind French teenager who started his own resistance movement and underground newspaper, having recruited a 200-strong army' of schoolboys.

Readers of all generations have grown up on The Silver Sword, Ian Serraillier's best-selling tale of children under wartime occupation, but few know the real life stories of the children and teenagers who went further and actually stood up to the Nazis.