-4000 DR

* Circa: A duergar slave revolt sees them escape from mind flayer domination.
* Coronal Oacenth of Jhyrennstar dies of sickness.
* Circa: The freed duergar settle beneath the Orsraun Mountains, in the northern Underdark, and in distant caverns under the Great Glacier.
* Circa: The leShay of Sarifal forge an alliance with Imaskar after regular visits from their artificers.
* With Oacenth's dying wish of a united empire of elves, the Elfblades and the Ruling Trials are created and Kahvoerm Irithyl draws the Rulers' Blade, uniting Jhyrennstar, Semberholme, and Elven Court into Cormanthyr.
==Appendix==
===References===
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