Ka kammala wannan magana: Bayan shekara goma, a Yaƙin Mexico da Amirka (1846-1848), sojojin ruwa sun kai sanannen hari a fadar Chapultepec, wadda take kallon Birnin Mexico, babban aikin da suka fara. Tun da yake tafiya zuwa Mexico City zai zama dogon lokaci kuma mai yiwuwa ba zai yiwu ba, wani haɗin gwiwa (wanda ya ƙunshi kimanin 200 Marines) a karkashin Major General Winfield Scott ya yi ƙoƙari
saukowa a kudancin Veracruz a ranar 9 ga Maris 1847 kuma ya kama birnin a ranar 29 ga Maris. Daga can, sun yi yaƙi zuwa Mexico City kuma suka fara kai hari a ranar 13 ga Satumba. An bai wa sojojin ruwa aikin share Castle Chapultepec, "Halls of Montezuma", inda suka yanke launuka na Mexico kuma suka gudu da Flag na Amurka. Babban yawan mace-mace a tsakanin jami'ai da jami'ai ba a ba da izini ba ne a cikin "jinin jini" na tufafi, da kuma layin "Daga Majami'un Montezuma" a cikin Marines 'Hymn. Daga baya aka sanya sojan ruwa a aikin tsaro a fadar kuma an sanya Kyaftin Jacob Zeilin, Kwamandan gaba, ya zama gwamnan soja. Marines kuma sun yi aiki a matsayin wani ɓangare na rundunar sojan ruwa na Mexico wanda ya samu nasarar hana makamai da makamai daga kasashen waje daga kaiwa sojojin Mexico, kuma a matsayin wani ɓangare na Battalion na California karkashin Major Archibald H. Gillespie; alkawurran sun hada da fadace-fadace na Monterey, Los Angeles, Dominguez Rancho, San Pasqual, Rio San Gabriel, La Mesa, da 2nd Tabasco. Sauran yaƙe-yaƙe sun haɗa da 1st, 2nd, & 3rd Tuxpan, kama La Paz, kare La Paz, Mulege, da kamawa da kare San José del Cabo.