The "Llibre dels fets" is a historical chronicle written by Jaume I, the King of Aragon and Catalonia, in the 13th century. It details his life, reign, and the significant events during his rule, including the conquest of Valencia and Mallorca. The text serves as both a personal memoir and a record of the political and military achievements of the time. This work is notable for its first-person narrative style, providing insights into the king's thoughts and motivations. It also reflects the cultural and social context of medieval Spain, making it an important source for historians studying the period.