A collection of written works that explore past events, real-life experiences, and factual information. This category encompasses a wide range of genres, from historical texts that provide an in-depth look at significant periods, people, and events, to mystery and thriller novels that weave historical elements into their narrative. Also included are memoirs, offering personal accounts and reflections on historical events or periods. These books not only serve as a source of knowledge and understanding about the past, but also offer engaging narratives that captivate readers.