Established by Captain Sidney Burbank, First U. S. Infantry, March 13, 1849, on east bank of Leona River in Uvalde County. Named for Lieutenant Zebulon M. P. Inge, killed in Battle of Resaca de La Palma, May 9, 1846, in the Mexican War. Protected the southern Overland Mail route from Indian raids. Visited by Robert E. Lee, 1856. At that time fort consisted of a dozen primitive but neatly kept buildings. Occupied by Confederate soldiers in Civil War. Reoccupied 1866 by Federal troops until abandoned March 28, 1869.