A Mother's Promise'Mama, it's me.' I held her hand in mine, hoping it would give her the strength to hold on. Finally, she spoke, her voice barely above a whisper. 'Do not cry when I die.' The Sunday Times Bestseller 'Quite simply the most important book you will read this year' Hazel Gaynor 'An extraordinary read' Lorraine Kelly 'Deeply moving' Daily Mail From invasion to liberation, September 1939 to April 1945, as Renee was marched from ghetto to camp, there was one