Agatha Christie her service in September 1918. After the war, Agatha and Archie Christie settled in a flat at 5 Northwick Terrace in St. John's Wood, northwest London. Christie had long been a fan of detective novels, having enjoyed Wilkie Collins's "The Woman in White" and "The Moonstone", as well as Sir Arthur Conan Doyle's early Sherlock Holmes stories. She wrote her own detective novel, "The Mysterious Affair at Styles", featuring Hercule Poirot, a former Belgian police officer noted for his twirly large "magnificent moustaches" and egg-shaped head. Poirot had taken refuge in Britain after Germany invaded Belgium. Christie's inspiration for the
Recurring characters in the Hercule Poirot stories detective in four of Christie's books; he was introduced in "The Man in the Brown Suit", published in 1924. He featured as Hercule Poirot's good friend in "Cards on the Table" (1936) and "Death on the Nile" (1937}. He also appears in "Sparkling Cyanide" (1945), and like his first appearance, Poirot is not a character in the novel. He is known for his patience, composure, and ability to detect facts quickly without anyone else noticing. Although rather conventional in his deductive thought processes, he has an exceptionally open mind regarding possibilities and theories, and while he is amazed by some