John, King of England treatment of many of England's most powerful nobles. Although both John and the barons agreed to the " peace treaty in 1215, neither side complied with its conditions. Civil war broke out shortly afterwards, with the barons aided by Louis of France. It soon descended into a stalemate. John died of dysentery contracted whilst on campaign in eastern England during late 1216; supporters of his son Henry III went on to achieve victory over Louis and the rebel barons the following year. Contemporary chroniclers were mostly critical of John's performance as king, and his reign has since been the subject
Isabella of France increased power in England and turning against Isabella, cutting off funds and harassing her household. To make matters worse, the "Great Famine" descended on England during 1315–17, causing widespread loss of life and financial problems. Despite Isabella giving birth to her second son, John, in 1316, Edward's position was precarious. Indeed, John Deydras, a royal Pretender, appeared in Oxford, claiming to have been switched with Edward at birth, and to be the real king of England himself. Given Edward's unpopularity, the rumours spread considerably before Deydras' eventual execution, and appear to have greatly upset Isabella. Isabella responded by deepening her