Leicester in the Leicester area around AD 47, during their conquest of southern Britain. The Corieltauvian settlement lay near a bridge on the Fosse Way, a Roman road between the legionary camps at Isca (Exeter) and Lindum (Lincoln). It remains unclear whether the Romans fortified and garrisoned the location, but it slowly developed from around the year 50 onwards as the tribal capital of the Corieltauvians under the name Ratae Corieltauvorum. In the 2nd century, it received a forum and bathhouse. In 2013, the discovery of a Roman cemetery found just outside the old city walls and dating back to 300
Isca Augusta legion was needed to repel a potential invasion from the Continent. The stone from Isca may have been used for building defences on the south coast. There may still have been an occasional military presence as late as the early 4th century, but the fortress was probably later taken over by the people of the surrounding vicus. The basilica of the baths was used as a cattle pen. Recent finds suggest Roman occupation of some kind as late as AD 380. According to the Gildas (followed by Bede), Roman Caerleon was the site of two early Christian martyrdoms in Britain,