Never perhaps in modern times had a country sunk so low as France, when, in the year 1420, the treaty of Troyes was signed. Henry V. of England had made himself master of nearly the whole kingdom; and although the treaty only conferred the title of Regent of France on the English sovereign during the lifetime of the imbecile Charles VI., Henry was assured in the near future of the full possession of the French throne, to the exclusion of the Dauphin...