Mezue ahịrịokwu a:
Agha Port Gibson bụ nke ndị agha nke XIII lụrụ, site na enyemaka nke akụkụ nke ndị agha nke XVII. McClernand ejighi ike nke ndị agha ahụ mee ihe n'agha nke Champion Hill mana nkewa nke Hovey duziri mwakpo ahụ na ndị Confederate ziri ezi. Ozugbo mmeri ahụ na Champion's Hill gasịrị, Agha nke Big Black River Bridge lụrụ ọgụ ọzọ naanị site na XIII Corps, nkewa Carr na-eburu ibu nke ọgụ ahụ.