Battle of Agincourt of negotiations with the French. In the ensuing campaign, many soldiers died due to disease and the English numbers dwindled; they tried to withdraw to English-held Calais but found their path blocked by a considerably larger French army. Despite the disadvantage, the following battle ended in an overwhelming tactical victory for the English. King Henry V of England led his troops into battle and participated in hand-to-hand fighting. King Charles VI of France did not command the French army himself, as he suffered from severe psychotic illnesses with moderate mental incapacitation. Instead, the French were commanded by Constable Charles d'Albret
John the Fearless King of France, John backed away and decided to ally himself with the Armagnacs. Although he talked of helping his sovereign, his troops took no part in the Battle of Agincourt in 1415, although two of his brothers, Antoine, Duke of Brabant, and Philip II, Count of Nevers, died fighting for France during the battle. Two years later, with the rivalry between Burgundians and Armagnacs at an all-time high because of the shattering defeat at Agincourt, John's troops set about the task of capturing Paris. On 30 May 1418, he did capture the city, but not before the new Dauphin,