Charles was a successful king. He was very capable and was also very intelligent. He was very popular around France and was undoubtedly one of France's greatest kings. These reasons eventually gave him the nickname, "the Wise". He also improved the economy of France and stabilized and centralized the country and left a stable throne and a stable country for his son and successor, Charles VI. However, under the reign of Charles VI, the country lad lost lands allowing the English to regain it and that the country became destabilized and decentralized.