Historical Biographies is a category of non-fiction books which features the detailed accounts of individual's life experiences, character, and achievements, often presented in a chronological order. This category is typically based on historical figures or celebrities, offering readers an in-depth perspective into their personal lives and professional journeys. It also includes memoirs, whereby individuals share their personal narratives or experiences, often revealing intimate details about their private lives, personal insights, or significant events. Celebrity memoirs, a subcategory, focus on the lives of famous individuals, providing a close look at their journey to fame, their career highlights, and personal life.