King Philip VI had recently given his son Jean the Dukedom of Normandy as an apanage .
Pierre was worried about what might happen if someone other than a member of the French royal family might become Duke of Normandy .
King Philip VI had recently given his son Jean the Dukedom of Normandy as an apanage , and Pierre was worried about what might happen if someone other than a member of the French royal family might become Duke of Normandy .