Dee ihe na-aga n'ihu maka paragraf a - E kenyere ya na I Corps, na June 1862, e bugara ngalaba ahụ na Virginia Peninsula ebe ọ jere ozi na V Corps nke ndị agha nke Potomac n'oge Mgbasa Ozi Peninsula. Ngalaba ahụ laghachiri na nke ochie ya (nke a na-akpọ III Corps na ndị agha nke Virginia) n'oge Second Bull Run Campaign. Ndị isi nke ngalaba ahụ maliteghachiri aha I Corps ya tupu mkpọsa Antietam mgbe ọ sonyeere ndị agha nke Potomac. Ngalaba ahụ sonyere n'agha nke South Mountain, Antietam, na Fredericksburg, na-apụta ìhè na Fredericksburg, ebe ọ banye na Confederate. N'agbata Fredericksburg na Gettysburg, nkewa ahụ bụ akụkụ nke XXII Corps kenyere Washington, D.C. Ọ bụ akụkụ nke V Corps ọzọ maka Agha nke Gettysburg, ebe ọ pụtara ìhè na July 2, 1863, na-alụ ọgụ gburugburu Little Round Top. Otu brigade chụpụrụ ndị agha Confederate site n'akụkụ ọdịda anyanwụ nke Little Round Top laghachi na Wheatfield. N'okpuru Crawford, ndị Pennsylvania nọgidere na-alụ ọgụ na ndị agha nke Potomac ruo kpọmkwem tupu Agha nke Bethesda Church ma ọ bụ Agha nke Totopotomoy Creek
, mgbe afọ atọ ndị ikom ahụ ji eje ozi gwụrụ.