 In May 1685 the "duc de Chartres", then just ten years old, made his first public appearance at Versailles; the occasion was the arrival of the Doge of Genoa, Francesco Maria Lercari Imperiale, at the French court.Chartres was put on a stage with his uncle, cousin and father.On 2 June 1686 Chartres was invested with the Order of the Holy Spirit at Versailles; on the same day his future brother-in-law, Louis-Auguste de Bourbon, duc du Maine, also joined the order as did his cousins Louis III, prince de Condé and François Louis, Prince de Conti.