<prompt> Bhala okuqhubekayo kwalesi sigaba - Kusukela ngo-1805 kuqhubeke, uSaint-Hilaire wayezoqhubeka ekhonza eGrande Armée, ephethe izigaba ezahlukahlukene. Ngo-1805, wayala i-division ku-Marshal Jean-de-Dieu Soults IV Corps ngesikhathi seMpi Yesithathu Yomfelandawonye futhi eMpini yase-Austerlitz  <response>: , wahola ukuhlaselwa okunqumayo e-Pratzen plateau, wathola isilonda esibi ekuqaleni kokuhlaselwa kodwa nokho wagcina umyalo wakhe kulo lonke impi. Phakathi kuka-1806 no-1807, walwa ngokuphumelelayo eJena, e-Eylau naseHeilsberg. Wenziwa waba yi-Count of the Empire ngo-1808 futhi wathola umyalo wesigaba e-Army of Germany, lapho ayezokwenza khona umkhankaso eningizimu yeJalimane nase-Austria. Ngo-22 Ephreli 1809, uSaint-Hilaire wazibonakalisa ngaphansi kwamehlo kaNapoleon eMpini yase-Eckmühl. 