England and Wales own laws, and the Act also formally separated the Welsh Government from the Assembly. There is no equivalent body for England, which is directly governed by the Parliament and the government of the United Kingdom. During the Roman occupation of Britain, the area of present-day England and Wales was administered as a single unit, with the exception of the land to the north of Hadrian's Wall - though the Roman-occupied area varied in extent, and for a time extended to the Antonine/Severan Wall. At that time, most of the native inhabitants of Roman Britain spoke Brythonic languages, and were all
Architecture of Scotland Trimontium, and a continuous fortification between the Firth of Forth and the Firth of Clyde known as the Antonine Wall, built in the second century AD. Beyond Roman influence, there is evidence of wheelhouses and underground souterrains. After the departure of the Romans there were a series of nucleated hill forts, often utilising major geographical features, as at Dunadd and Dunbarton. Castles arrived in Scotland with the introduction of feudalism in the twelfth century. Initially these were wooden motte-and-bailey constructions, but many were replaced by stone castles with a high curtain wall. In the late Middle Ages new castles were