Tuhia he tomokanga mō tēnei wāhanga - I muri i te whakawhiwhinga o Pułtusk Łubieński ki te Légion d<unk>honneur, ā, i te tau 1808 i whawhai ia ki Somosierra
, e tautoko ana i te wāhanga whakamutunga o te whakaeke. I whawhai ia me tana roopu i te Pakanga Peninsular i mua i tana hokinga ki Paris i te Hanuere 1809. I te 5 o Aperira 1809 i whakawhiwhia ki a ia te ripeka o te Grand Officer o te Légion d'honneur. I roto i te pakanga 1809 i whawhai ia i Essling i te 22 o Mei me Wagram (6 Hurae) me te utu ki tona maia Napoleon hanga ia he Baron de l'Empire ki te utu o te 4,000 francs, i muri ake ka piki ki te 6,000 francs. I te tau 1810, i etahi marama i muri i tana reti ki Warsaw, i whakawhiwhia ia ki te whakahau a Virtuti Militari. Whai muri i te korerorero me te rangatira o te reimana, a Krasiński, ka tukuna a Łubieński. I te timatanga o te tau 1811 i tukuna ia ki Segan me te Legion of the Vistula ("Legia Nadwislańska"), tetahi o nga ope manene nui rawa o Polani o te wa o Napoleon, i whakaingoatia ko te 8th Uhlan Regiment ("8éme régiment de Uhlans"). I te Poutu-te-rangi 1812 i arahi a Łubieński i tana rerenga ki Berlin, Grudziadz, Wystruć, me Vilnius ki te whawhai i roto i nga kaupapa Polish rereke.