Ranar 2 ga watan Mayu, rundunar Sherman ta tsallaka kogin a Grand Gulf
kuma ya ci gaba zuwa Raymond, Mississippi, wanda XVII Corps karkashin Janar James B. McPherson ya mallaka a ranar 12 ga Mayu. Sherman ya wuce Raymond kuma ya ci gaba da Jackson, wanda shi da McPherson suka dauka a ranar 14 ga Mayu, kuma daga abin da Johnston ya janye. Bayan da Sherman ya nada Mower a matsayin gwamnan soja na Jackson, sojojin Tarayyar sun ƙone wani ɓangare na garin, sun lalata masana'antu da yawa, kuma sun yanke hanyoyin jirgin ƙasa tare da Vicksburg. Manufofin Grant sun kara karfafawa lokacin da sojojinsa suka yi nasara a yakin Champion Hill a ranar 16 ga watan Mayu da kuma yakin Big Black River Bridge a ranar 17 ga watan Mayu. Ranar 22 ga watan Mayu, rundunar ta shiga cikin harin da Grant ya yi a kan Vicksburg.