From Sarah Bradford, the best-selling author of "George VI", "Elizabeth" and "Diana", the definitive biography of Queen Elizabeth II, to tie in with the Diamond Jubilee. Elizabeth II has lived through the Abdication, the Blitz and World War Two, the sex and spy scandals of the swinging sixties, the Cold War and the nuclear threat and the Fall of the Berlin Wall. She has known 11 US Presidents including JFK and Ronald Reagan, and other world leaders like President Mandela and Pope John XXII.