1 Roman Britain was more than just one province
fter the Roman invasion of Britain in AD 43, Britain was named a province and given its first governor, Aulus Plautius. However, Septimius Severus, or possibly his son Caracalla, split the province of Britannia into two by AD 213: Britannia Superior and Britannia Inferior. Later, under Diocletian (reigned 284–305) or Constantine (reigned 306–337), Britannia was made a diocese consisting of four provinces: Maxima Caesariensis (south-east England); Flavia Caesariensis (eastern England and the Midlands); Britannia Prima (Wales and south-west England); and Britannia Secunda (northern England). Each time a new province was
