1578252 Map showing the Heptarchy (from the Greek hepta, seven). The name applied to the Anglo-Saxon kingdoms of south, east, and central England; (add.info.: 1914 Map showing the Heptarchy (from the Greek hepta, seven). The name applied to the Anglo-Saxon kingdoms of south, east, and central England during late antiquity and the early Middle Ages, conventionally identified as seven: Northumbria, Mercia, East Anglia, Essex, Kent, Sussex, and Wessex. The Anglo-Saxon kingdoms eventually unified into the Kingdom of England); Universal History Archive/UIG; out of copyright.