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
Wars of the Roses II and whether it was lawful or not. Following that event, Richard's legitimate successor would be Henry Bolingbroke if strict Salic inheritance were adhered to, or Anne Mortimer if male-preference primogeniture, which eventually became the standard form of succession (until the Succession to the Crown Act 2013), were adhered to. Following defeat in the Hundred Years' War, English landowners complained vociferously about the financial losses resulting from the loss of their continental holdings; this is often considered a contributory cause of the Wars of the Roses. The wars were fought largely by the landed aristocracy and armies of feudal retainers,