Question: Who received a medal of honor while serving in a historical unit opf the U.S. army that began serving the decade prior to the American Civil War?
Sentence (from "Wilhelm O. Philipsen"): He was among 10 cavalrymen who volunteered to form a skirmish line on September 29, 1879 while Company D retreated from an attack by the White River Utes.
Relevant evidence: No