Discover the fascinating true stories behind the twenty weapons that changed history. Sometimes the simplest inventions can shape the course of history and change the way we live in times of both war and peace. From the humble stirrup to a billion-dollar warship, from mysterious Greek Fire to the iconic Spitfire - uncover unbelievable real-life stories of intrigue and invention as we journey through thousands of years of human history. Packed with fascinating facts and brought to life with astonishing illustrations, this is the story of the weapons that changed the world.