3,637 BBY

The following events occurred 3,637 years before the Battle of Yavin:

Events

 * The Sith Empire suffers a major defeat, losing Dromund Kaas, it's capital, and sees the deaths of many of its top Dark Council members. As a result, Darth Acina becomes the Regent of the Empire.
 * The Empire and the Republic sign the Treaty of Dromund Kaas, which is essentially the capitulation of the Empire. However, many Sith and Imperials do not recognize the treaty, and continue fighting the Republic (and each other for the throne) in the Sith Imperial Civil War. Only a small fraction of the Empire actually stops fighting after the treaty.

Deaths

 * On or over Dromund Kaas
 * Darth Howl
 * Darth Rictus
 * Darth Vowrawn
 * Salik
 * Salik

Battles

 * Battle of Dromund Kaas