The document summarizes Roman Hispania (ancient Roman Spain). It describes the pre-Roman peoples of the Iberian Peninsula, including the Iberians in the east and south, Celts in the north and west, and Celtiberians in central Spain. It then outlines the Roman conquest of Hispania from 218 BC to 133 BC in three stages, which resulted in Roman control of the entire peninsula. It also mentions the provincial division of Hispania and the important Roman infrastructure developments like roads, aqueducts, and cities built during this period.