behind AotW

First Sergeant Martin Maginnis of Company F, First Minnesota Infantry was promoted to First Lieutenant, Company H on the Antietam battlefield on 17 September 1862. His photograph is from Wayne Jorgenson on his excellent First Minnesota Volunteer Infantry website

After the War he moved to Helena, MT and was in mining, operated newspapers, and sold real estate. He was elected to the US House of Representatives for 5 terms (1873-1885) and was appointed US Senator when William A. Clark resigned under corruption charges in 1900, but was not seated – Clark was later seated after all.