History of the Britons (Historia Brittonum)

Nennius's work presents a comprehensive historical account of Britain, addressing the perceived gaps in education about the nation's past. The text begins with a chronological timeline that spans from biblical figures like Adam and Abraham to significant events leading up to the ministry of Jesus Christ. This meticulous record not only outlines the history of the Britons but also reflects Nennius's dedication to preserving and sharing a complete narrative of their heritage, making it a vital resource for understanding early British history.