Dee ihe na-aga n'ihu maka paragraf a - Independent Battery D, Pennsylvania Light Artillery, bụ batrị ndị agha na-eje ozi na Union Army n'oge Agha Obodo America. A haziri ngalaba ahụ na 21 Septemba 1861 wee jee ozi ruo 13 June 1865. Batrị ahụ sonyere n'agha nke abụọ nke Bull Run, Chantilly
, South Mountain, Antietam, na Fredericksburg na 1862. N'afọ sochirinụ, a kpọfere Batrị D na mpaghara Western ebe ọ sonyere na Siege nke Vicksburg na ọrụ ndị ọzọ. Afọ 1864 <unk> 65 hụrụ ọgụ ndị otu ahụ na mwakpo mbụ nke Petersburg, Crater, Ream's Station, Agha nke Peebles's Farm, Fort Stedman, na mwakpo ikpeazụ nke Petersburg. Batrị D sonyere na Nnukwu Nyocha nke Ndị Agha tupu ewepụta ya.