Rubuta ci gaba ga wannan sakin layi - Pettus ya yi aiki a Yankin Yammacin Yakin Yakin Amurka. A lokacin yakin da ake yi a kogin Stones, sojojin Union sun kama shi a ranar 29 ga Disamba, 1862, kuma sun musanya shi bayan ɗan lokaci kaɗan don sojojin Union. An sake kama Pettus a ranar 1 ga Mayu, 1863, yayin da wani ɓangare na garuruwan da suka mika wuya wanda ke kare Port Gibson
a cikin Mississippi. Ya yi nasarar tserewa kuma ya koma nasa layin. An gabatar da Pettus zuwa colonel a ranar 28 ga Mayu, kuma ya ba da umurni na 20th Alabama.