Early History of Middle Tennessee By Edward Albright, 1908 Some time during the month of January or February, another party consisting of Thomas KILLGORE, Moses and Ambrose MAULDON, Samuel MASON, Josiah HANKINS and others went up into the Red River country and established Killgore's Station in Robertson County near Cross Plains. Fort Union was also built by Robt. HAYS at a point five or six miles up the river from the bluff and on the site of the more modern Haysborough. I was under the impression that the Killgore Fort was built by Robert Kilgore JR Roy in Twin Falls