Spy fiction, literature concerning the forms of espionage, was a sub-genre derived from the novel during the nineteenth century, which then evolved into a discrete genre before the First World War, when governments established modern intelligence agencies in the early twentieth century. As a genre, spy fiction is thematically related to the novel of adventure, the thriller and the politico–military thriller. Wikipedia [ - ]

Spy fiction, literature concerning the forms of espionage, was a sub-genre derived from the... [ + ]