Excavations carried out from 1984-1985 at Ditches in Gloucestershire identified a large, late Iron Age enclosure which contained a remarkably early Roman villa. This long awaited excavation report reinterprets this evidence in the light of more recent studies of the late Iron Age-Roman transition. It extends our understanding of the Ditches-Bagendon-Cirencester oppida complex, and corroborates the latest thinking on the nature of Romanisation. New conceptions are challenging the significance of the Claudian invasion of AD 43, suggesting that Roman political influence in southern Britain was...