Kammala wannan jumla: Ya shiga cikin
yaƙin na 1807, yana jagorantar Rundunar Sojoji ta 1 a cikin Rukunin Poniatowski. An nada shi brigadier janar, ya zama kwamandan jami'in sansanin soja a Gdańsk, kuma kadan daga baya ya zama kwamandan jami'in Modlin Fortress, wanda har yanzu ana gina shi. A cikin 1808 ya kasance kwamandan brigade a cikin Rukunin 3. Daga 1809-1810 ya umurci sansanin Danzig a karkashin Jean Rapp.