Wars of the Roses Richard of York, 3rd Duke of York. By 1453, issues had come to a head: though Margaret of Anjou was pregnant, Henry VI was descending into increasing mental instability, by August becoming completely non-responsive and unable to govern. A Great Council of nobles was called, and through shrewd political machinations, Richard had himself declared Lord Protector and chief regent during the mental incapacity of Henry. In the interlude, Margaret gave birth to a healthy son and heir, Edward. By 1455, Henry had regained his faculties, and open warfare came at the First Battle of St Albans. Several prominent Lancastrians died
Scotland in the Late Middle Ages era after the wars of independence circulated around attempts to resolve problems of entrenched localism in these regions. It was in the later medieval era that the borders of Scotland reached approximately their modern extent. The Isle of Man fell under English control in the 14th century, despite several attempts to restore Scottish authority. The English were able to annexe a large slice of the lowlands under Edward III, but these losses were gradually regained, particularly while England was preoccupied with the Wars of the Roses (1455–85). In 1468 the last great acquisition of Scottish territory occurred when James III