Walter A. Burleigh
"(October 25, 1820 -- March 7, 1896) Walter Atwood Burleigh was a(n) soldier, studier of medicine and law, Indian agent, public servant, contractor, farmer, and American politician. Burleigh was born in Waterville, Maine and moved to Vermont, Pennsylvania, and then the Dakotas. He served as an Indian agent at Greenwood Dakota (1861 - 1865), member of the Dakota Territorial Council (1877), member of the special session of the Montana Territorial Council (1887), delegate to the State constitutional convention of Montana (1889), and was a member of the first state house of representatives. He served as a private in the Aroostook War (1839), was a prosecuting attorney of Custer County (1889 and 1890) and served in the South Dakota State senate in 1893. Burleigh was elected as a Republican to the 39th and 40th Congresses (March 4, 1865 - March 3, 1869). [Source: 'Biographical Directory of the United States Congress 1774 - Present', available at https://bioguideretro.congress.gov/Home/MemberDetails?memIndex=B001108]"
Dakota Territory Delegation - United States Fifteenth Amendment
Dakota Territory Delegation - United States Fourteenth Amendment & The Civil Rights Act of 1866