Rubuta ci gaba don wannan sakin layi - Akwai wasu shakku game da abubuwan da suka faru na shahararren dakarun sojan doki a yakin Somosierra
, amma Montbrun ta share a cikinta ya fi na fili. Ba da daɗewa ba bayan haka aka ɗaukaka shi zuwa Janar na rukuni, kuma a cikin 1809 rukunin dakarun sojan doki masu sauƙi ba su taka rawar gani ba a nasarar Eckmühl da Raab. An yi amfani da shi a cikin Yakin Peninsular, a lokacin 1810 <unk> 1811. A yaƙe-yaƙe na Bussaco da Fuentes de Onoro, ya yi umurni da ajiyar sojan doki na Marshal Andre Masséna.