Fort Prudhomme

 (1756-1760) - A temporary stockade or fort built in 1682 by La Salle during his exploration of the Mississippi. It was located at one of the Chickasaw Bluffs, but which one is a matter of controversy, each of the four Bluffs having its adherents.

Links:
 * "Fort Prudhomme: Was it the first Settlement in Tennessee?" (Tennessee Historical Magazine, Vol. II, No. 4, pp235‑244)
 * Wikipedia
 * Fort Prudhomme and LaSalle (Tennessee Encyclopedia of History and Culture)