Rubuta ci gaba don wannan sakin layi - An fara yakin kwana bakwai tare da harin Union a cikin ƙaramin Battle of Oak Grove a ranar 25 ga Yuni, 1862, amma McClellan da sauri ya rasa himma yayin da Lee ya fara jerin hare-hare a Beaver Dam Creek (Mechanicsville) a ranar 26 ga Yuni, Gaines's Mill a ranar 27 ga Yuni, ƙananan ayyuka a Garnett da Golding's Farm a ranar 27 ga Yuni da 28 ga Yuni, da kuma kai hari kan ƙungiyar tsaron baya a Savage's Station
a ranar 29 ga watan Yuni. Rundunar sojojin McClellan ta Potomac ta ci gaba da koma baya zuwa ga lafiyar Harrison's Landing a kan kogin James.