Guy Fawkes Night, also known as Guy Fawkes Day, Bonfire Night and Firework Night, is an annual commemoration observed on 5 November, primarily in the United Kingdom.Its history begins with the events of 5 November 1605 O.S., when Guy Fawkes, a member of the Gunpowder Plot, was arrested while guarding explosives the plotters had placed beneath the House of Lords.