Kammala jumla mai zuwa: A ranar 18 ga Janairu 1808 "Général de Brigade" Charles Lefebvre-Desnouettes ya maye gurbin Dahlmann a matsayin kwamandan rundunar. Rundunar ta kasance a Madrid lokacin da jama'a suka tashi a ranar 2 ga Mayu kuma takwas daga cikin jami'ai, ciki har da Manjo Pierre Daumesnil, sun ji rauni da kuma jami'ai biyar na Mamluks. Rundunar ta shiga cikin Janar Montbrun
kai hari kan hanyar Somosierra (30 ga Nuwamba) amma bai rasa jami'ai ba don 'yan bindigar Spain sun sami damar fita daga sallar daya kafin sojojin Poland da Faransa suka shiga tsakaninsu da sabre. (Wannan shi ne karo na biyu, ba wanda aka kashe rundunar ta 3 na Rundunar Sojan Poland ta farko "Chevau-Légers" ba.)