The 1605 Gunpowder Plot is one of the best-known events in British history, commemorated on 5 November each year. This book re-evaluates the evidence about the origins, depth and extent of the plot. It profiles the conspirators, including Robert Catesby and Guy Fawkes, and examines their backgrounds, aims and objectives. It follows their trial and execution, and reveals for the first time how close they came to overthrowing the government.