During the revolt of Demetrius Zaarin, Adarga was attacked by TIE Defenders and Gamma-class ATR-6 assault transports loyal to the rogue Grand Admiral. Through the efforts of Maarek Stele and other Imperial loyalists, the Zaarinist force was repulsed and Adarga was preserved. Despite this, the fight was a strategic victory for Zaarin for such was the damage suffered by Adarga that it was ordered out of the system. This act forced Imperial troops to likewise abandon the TIE Defender plant.
- TIE Fighter Collector's CD-ROM: The Official Strategy Guide
- TIE Fighter: Defender of the Empire Campaign Disc: Official Secrets & Solutions