Jhaamdath

Jhaamdath was the only psiocracy (government by psionicists) in the history of Toril. This ancestor of present-day Chondath was founded circa –5800 DR and destroyed in –255 DR by elven high mages of Nikerymath.

Official Material

 * Lost Empires of Faerûn

Specific prestige classes

 * Monastic Servant of Auppenser (maybe not canon)