Charles, Duke of Orléans to swear the traditional oath of vengeance for their father's murder. During the early years of his reign as duke, the orphaned Charles was heavily influenced by the guidance of his father-in-law, Bernard VII, Count of Armagnac, for which reason Charles' faction came to be known as the Armagnacs. After war with the Kingdom of England was renewed in 1415, Charles was one of the many French noblemen at the Battle of Agincourt on 25 October 1415. He was discovered unwounded but trapped under a pile of corpses, incapacitated by the weight of his own armour. He was taken prisoner
Charles Gonzaga, Duke of Nevers (1628–1631). Charles was never the proper Duke of Mantua since he died at Cavriana six years before his father. When the latter died in 1637, Charles's eight-year-old son, Charles II, became Duke of Mantua, his widow Maria acting as regent. His daughter Eleonora became Holy Roman Empress. In December 1627 he married his cousin Maria Gonzaga, the marriage being arranged by Vincenzo II Gonzaga. Charles and Maria had three children: Charles Gonzaga, Duke of Nevers Charles II Gonzaga (22 October 1609 – 30 August 1631) was the son of Charles I, Duke of Mantua and Catherine de Lorraine-Guise (also known