 Nyorai kuenderera mberi kweiyi ndima - Porter akatungamira chikamu chake pakutanga kwePeninsula Campaign, achiona chiito paKukombwa kweYorktown. McClellan akagadzira mauto maviri echinguvana uye Porter akapiwa basa rokutungamirira V Corps. Munguva yeHondo yeMazuva Manomwe, uye kunyanya paHondo yeGaines Mill, akaratidza tarenda rekurwira. Muhondo yeMalvern Hill, Porter akaitawo basa guru. Nokuda kwebasa rake rakabudirira mupeninsula, akasimudzirwa kuva mukuru mukuru wevazvipiri musi waJuly 4, 1862. 