The final pupil book in a groundbreaking Key Stage 3 series designed to grab pupils' attention with its fresh approach to traditional content. Presenting the Past 4 - Hot War, Cold War: / Why did the twentieth-century conflicts affect so many people? The Holocaust / How did it happen? Who resisted the Nazis? Medicine in the twentieth century / The birth of the NHS. / Can the NHS last? / Health problems in perspective Northern Ireland: why has it been so hard to achieve peace? / How division started, Bloody Sunday and violence versus peace