Stephen, King of England began to influence the loyalty of many Anglo-Norman barons, who feared losing their lands in England to Robert and the Empress, and their possessions in Normandy to Geoffrey. Many started to leave Stephen's faction. His friend and advisor Waleran was one of those who decided to defect in mid-1141, crossing into Normandy to secure his ancestral possessions by allying himself with the Angevins, and bringing Worcestershire into the Empress's camp. Waleran's twin brother, Robert of Leicester, effectively withdrew from fighting in the conflict at the same time. Other supporters of the Empress were restored in their former strongholds, such as
Conquest of Wales by Edward I of England Conquest of Wales by Edward I of England The conquest of Wales by Edward I, sometimes referred to as the Edwardian Conquest of Wales, took place between 1277 and 1283. It resulted in the defeat and annexation of the Principality of Wales, and the other last remaining independent Welsh principalities, by Edward I, King of England. By the 13th century Wales was divided between native Welsh principalities and the territories of the Anglo-Norman Marcher lords. The leading principality was Gwynedd whose princes had gained control of the greater part of the country, making the other remaining Welsh princes their vassals,