MEDIA Show Media Credit: dbking at flickr; the National Portrait Gallery, Smithsonian Institution Original Author: UnknownCreated: 1865Medium: Hand-colored lithographPublisher: flickrMartin R. DelanyMartin R. Delany is portrayed in his Union uniform in this Civil War–era hand-colored lithograph. Commissioned a major in 1865, he became the U.S. Army's first black field officer.FEATURED INUnionism in Virginia during the Civil WarMartin R. Delany (1812–1885)Clotel; or the President’s Daughter (1853)Blake; or the Huts of America (1859–1861)