William Gannaway Brownlow
William Gannaway Brownlow was Governor of Tennessee from 1865 to 1869 and a Senator from Tennessee from 1869 to 1875. Serving during Reconstruction following the American Civil War, Brownlow was strongly pro-Union.
Benson John Lossing, ed. Harper's Encyclopedia of United States History (vol. 1) (New York, NY: Harper and Brothers, 1912)