 Charles suffered the first of what was to become a lifelong series of bouts of insanity in 1392 when , on a hot August day outside Le Mans , he attacked his household knights , including his brother Orléans , killing four men . After the attack he fell into a coma that lasted four days . Few believed he would recover ; his uncles , the dukes of Burgundy and Berry , took advantage of his illness and quickly seized power , re @-@ establishing themselves as regents and dissolving the <unk> council . 
