Mezue ahịrịokwu na-esonụ: 3rd Missouri Infantry Regiment jere ozi na ndị agha Confederate States n'oge Agha Obodo America. A kpọbatara ndị agha ahụ n'ọrụ na Jenụwarị 17, 1862. Ọ lụrụ agha na Pea Ridge na Arkansas na Machị tupu ebufe ya n'ofe Osimiri Mississippi. Mgbe ha nọ na Corinth, Mississippi, ndị agha ahụ rụrụ obere ọrụ na Agha nke Farmington tupu mwepụ nke obodo ahụ. N'ọnwa Septemba, ndị otu ahụ hụrụ obere ihe na agha nke Iuka tupu ha etinye aka n'oge Agha nke Abụọ nke Kọrịnt ka ndị Confederates gbalịrị iweghachite obodo ahụ n'ọnwa Ọktọba. Na mbido afọ 1863, e zigara ndị agha ahụ na Grand Gulf, Mississippi, iji mee ka ndị agha Mississippi nwee ike ịgbachitere onwe ha n'ebe ahụ. Na
Agha nke Grand Gulf na Eprel 29, ndị otu ahụ nyere aka gbochie mwakpo ndị agha mmiri nke Union megide ọrụ nchekwa Confederate. Mgbe ndị agha nke Union Army nke Tennessee rutere n'okpuru Grand Gulf, ndị agha ahụ lụrụ ọgụ na ọgụ na Port Gibson na May 1.