Despite constant political power struggles among the five ruling families, the Ascendancy maintained strict controls over its dominion and the civilization prospered and expanded, eventually ruling over a formidable sector with the Empire allowing them to remain autonomous.
Completely removed from the Republic and the Empire, these blue-skinned humanoids from the planet Csilla in the Unknown Regions evolved an advanced civilization known as the Chiss Ascendancy in the Unknown Regions of space.