CHAPTER XXThe Decrees of Berlin—Napoleon renews the campaign—Warsaw taken—Enthusiasm of the Poles—Retreat of the Russians—Battle of Pultusk—The French go into winter quarters—Battle of Preuss-Eylau—Taking of Dantzick—Battle of Friedland—Armistice—Expeditions of the English to Calabria, Constantinople, Egypt, and Buenos Ayres—Peace of Tilsit.CHAPTER XXI