Marking the third centenary of the office of Prime Minister, this book tells its extraordinary story, explaining how and why it has endured longer than any other democratic political office in world history. Sir Anthony Seldon, historian of Number 10 Downing Street, explores the lives and careers, loves and scandals, successes and failures, of all our great Prime Ministers. From Robert Walpole and William Pitt the Younger, to Clement Attlee and Margaret...