Battle of Agincourt Saint-Remy who was present at the battle, and the other from Enguerrand de Monstrelet. The English eyewitness account comes from the anonymous "Gesta Henrici Quinti", believed to be written by a chaplain in the King's household who would have been in the baggage train at the battle. A recent re-appraisal of Henry's strategy of the Agincourt campaign incorporates these three accounts and argues that war was seen as a legal due process for solving the disagreement over claims to the French throne. Henry V invaded France following the failure of negotiations with the French. He claimed the title of King
Marie of Brittany, Lady of La Guerche husband John had five children:<br> In January 1414, Charles IV of France raised the county of Alençon to a duchy, and made Marie's husband, John, the first duke of Alençon. Marie's husband died at the Battle of Agincourt, where he fought alongside the King of France. After the death of her husband in 1415, Marie was forced to flee Normandy, where she had been living prior to the Battle of Agincourt. Her son, John, became John II of Alençon and was captured at the Battle of Verneuil in 1424. He paid for his freedom from the English in 1427, and