Hercule Poirot available to solve mysteries at an English country house. At the time of Christie's writing, it was considered patriotic to express sympathy towards the Belgians, since the invasion of their country had constituted Britain's "casus belli" for entering World War I, and British wartime propaganda emphasised the "Rape of Belgium". Poirot first appeared in "The Mysterious Affair at Styles" (published in 1920) and exited in "Curtain" (published in 1975). Following the latter, Poirot was the only fictional character to receive an obituary on the front page of "The New York Times". By 1930, Agatha Christie found Poirot "insufferable", and, by
Hercule Poirot on the Orient Express" (1934). Hercule Poirot became famous in 1926 with the publication of "The Murder of Roger Ackroyd", whose surprising solution proved controversial. The novel is still among the most famous of all detective novels: Edmund Wilson alludes to it in the title of his well-known attack on detective fiction, "Who Cares Who Killed Roger Ackroyd?" Aside from "Roger Ackroyd", the most critically acclaimed Poirot novels appeared from 1932 to 1942, including "Murder on the Orient Express", "The ABC Murders" (1935), "Cards on the Table" (1936), and "Death on the Nile" (1937), a tale of multiple homicide upon