Rubuta ci gaba ga wannan sakin layi - A cikin Yaƙe-yaƙe na Chattanooga, Grant ya kasance mai ƙyamar amfani da Sojojin Cumberland a cikin manyan yaƙe-yaƙe, yana tsoron cewa ruhinsu ya yi ƙasa sosai bayan shan kashi a Chickamauga. Maimakon haka, ya yi amfani da tsoffin sojoji daga rundunar Potomac, suna alfahari da nasarar da suka samu a yakin Gettysburg, don daukar Dutsen Lookout
kuma ya shirya yin amfani da sojojin daga Sojojin Tennessee, wadanda suka yi nasara a kwanan nan a Siege na Vicksburg, don kai hari ga bangaren dama na Confederate a Missionary Ridge. An ba da rundunar sojojin Cumberland da ƙananan aikin kama bindigogi a gindin Missionary Ridge. Duk da haka, da zarar sun cimma burin su, ƙungiyoyi hudu (ɗaya daga cikin jagorancin Philip H. Sheridan) suka yi tawaye da dutsen kuma suka kori cibiyar Confederate. Lokacin da Grant ya yi fushi ya tambayi wanda ya umurci wadannan sojojin su hau dutsen duka Thomas da Gordon Granger, kwamandan kwamandan a cikin sojojin, sun amsa cewa ba su sani ba. Granger sai ya daɗa, "Da zarar waɗannan yaran sun fara, dukan jahannama ba za ta iya dakatar da su ba".