Thomas A Sloan

Thomas Louis Sloan (1863–1940) was a Native American lawyer and activist from St. Louis, Missouri. He worked with Hiram Chase for much of his career, helped found the Society of American Indians in 1911, and established the first Indian-owned law office in Washington, D.C., in 1912.

St. Louis, Missouri, United States May 14, 1863 Wikipedia
activism law