 This embassy had just returned to Paris, after a fruitless journey, when an event took place that gave Jean Petit a great notoriety in history.On 23 November 1407, Louis I, Duke of Orléans, brother of Charles VI, was murdered by assassins in the pay of John the Fearless, Duke of Burgundy.The Duke of Orléans was unpopular with the people and was held responsible for the disorders and the taxations under which the kingdom groaned, during the madness of the king, his brother.