1754-1825 1769-1821 1773-1827 1778-1837 1784-1839 1800-1815 19thcentury administration adversariesnapoleon agathon-jean-françois armand-augustin-louisde attitudes authors biography cabinetofficers campaigns caulaincourt davydov denis denisvasilʹevich diariespercy emperors fain france french generals heroworship history influencenapoleon intellectuallife medicalcare military napoleonicwars personalnarratives pierre-françois psychology relationswithcabinetofficersnapoleon relationswithgeneralsnapoleon russia russian soldiers sources surgeons