Roman Britain rising in the north which was suppressed by Quintus Pompeius Falco. When Hadrian reached Britannia on his famous tour of the Roman provinces around 120, he directed an extensive defensive wall, known to posterity as Hadrian's Wall, to be built close to the line of the Stanegate frontier. Hadrian appointed Aulus Platorius Nepos as governor to undertake this work who brought the ' legion with him from '. This replaced the famous "", whose disappearance has been much discussed. Archaeology indicates considerable political instability in Scotland during the first half of the 2nd century, and the shifting frontier at this
Scotland during the Roman Empire in Colchester did not last. We know nothing of the foreign policies of the senior leaders in mainland Scotland in the 1st century, but by 71 the Roman governor Quintus Petillius Cerialis had launched an invasion. The Votadini, who occupied the south-east of Scotland, came under Roman sway at an early stage and Cerialis sent one division north through their territory to the shores of the Firth of Forth. The XXth Legion took a western route through Annandale in an attempt to encircle and isolate the Selgovae who occupied the central Southern Uplands. Early success tempted Cerialis further north and