Mezue ahịrịokwu na-esonụ: Shaw sonyeere ndị agha Union maka Agha Obodo America, na-esonye na Company A, 35th New York Volunteer Infantry Regiment dị ka onye nkịtị na June 1861. E mesịa e buliri ya n'ọkwa onye isi ndị agha, o jere ozi ruo mgbe a chụpụrụ ya na ndị fọdụrụ na ndị agha ya na June 1863. Shaw sonyere na ọrụ ndị agha ahụ na Virginia na Maryland, gụnyere; owuwu nke Fort Tillinghast na Fort Craig (mgbụsị akwụkwọ nke 1861); ọrụ nche na ọrụ nche na gburugburu Falls Church, Virginia (oge oyi nke 1861-1862); ọrụ nche na ọrụ nche na gburugburu Falmouth, Virginia (oge opupu ihe ubi nke 1862); agha na Rappahannock Station, White Sulphur Springs, na Gainesville (oge ọkọchị nke 1862); Agha nke Abụọ nke Bull Run (August 1862);
Chantilly (September 1862); Ugwu Ndịda (September 1862); Antietam (September 1862); na Fredericksburg (December 1862). N'ọnwa Jenụwarị, 1863, e kenyere ndị agha ahụ na brigade na-eche nche na Falmouth, ma na-arụkwa ọrụ nche na ọrụ nche n'akụkụ okporo ígwè Aquia Creek. N'ọnwa Mee, ndị agha ahụ hapụrụ Maryland gawa New York ka e wee nwee ike ịkpọpụta ha.