History of the Isle of Wight inhabitants of southern Britain at this time may indeed have been Germanic, rather than Celtic, which could re-open the possibility of the island's name having Germanic roots. The Romans occupied southern Britain, including the Isle of Wight, for nearly four hundred years. The Romans built no towns on the island, but it became an agricultural centre, and at least seven Roman villas are known. The Roman villas at Newport and Brading have been excavated and are open to the public. When fully developed around 300 AD, Brading was probably the largest on the Island, being a courtyard villa with impressive
Roman Britain in the late 1st century AD and thereafter declined as a result of an increasing reliance on local products by the population of Britain, caused by economic development on the island and by the Roman state's desire to save money by shifting away from expensive long-distance imports. Evidence has been outlined that suggests that the principal decline in Roman Britain's continental trade may have occurred in the late 2nd century AD, from 165 AD onwards. This has been linked to the economic impact of contemporary Empire-wide crises: the Antonine Plague and the Marcomannic Wars. From the mid-3rd century onwards, Britain