Kammala jumla mai zuwa: Gudin ya ba da umurnin na 3rd Division a cikin Grande Armée kuma ya yi yaƙi a yaƙe-yaƙe na Uku na Coalition da
Hadin Gwiwar Hudu tsakanin 1805 da 1807. Rukunin sa na 3 na III Corps shine babban tsari na farko da ya fara aiki a yakin Auerstädt kuma ya ɗauki babban nauyin fadace-fadace. Ya sha wahala kashi 40 cikin dari, daya daga cikinsu shi ne Gudin, wanda ya ji rauni sosai. Ya shiga cikin tilasta garin Custrin ya mika wuya sannan ya taka muhimmiyar rawa a yakin Pultusk da Eylau. An nada shi a matsayin masarautar Faransanci ta Farko a 1808, an nada shi gwamnan fadar Fontainebleau a shekara mai zuwa. Daga nan ya shiga cikin yaƙe-yaƙe da yawa na Yaƙin Ƙungiyar ta Biyar: Thann, Landshut, Eckmühl, ɗaukar Ratisbon. Ya ji rauni a babban yakin Wagram. A cikin 1812 an ba shi umurnin wani rukuni na Grande Armée na biyu. An harbe shi da bindiga a lokacin yakin Valutino, yana yaƙi da sojojin Rasha kusa da Smolensk a Rasha. An yanke ƙafafunsa amma ya sami gangrene kuma ya mutu kwana uku bayan yaƙin. Duk da haka, an cire zuciyarsa don a binne shi a cikin ɗakin sujada a cikin Père Lachaise Cemetery, Paris.