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 left in control of the north of the country. After Vespasian secured the empire, his first two appointments as governor, Quintus Petillius Cerialis and Sextus Julius Frontinus, took on the task of subduing the Brigantes and Silures respectively. Frontinus extended Roman rule to all of South Wales, and initiated exploitation of the mineral resources, such as the gold mines at Dolaucothi. In the following years, the Romans conquered more of the island, increasing the size of Roman Britain. Governor Gnaeus Julius Agricola, father-in-law to the historian Tacitus, conquered the Ordovices in 78. With the " legion, Agricola defeated the Caledonians