The Galactic Empire attempted to nationalize its manufacturing centers and named it an Allied Region. Eventually, Herglic Space aligned with the New Republic and the Galactic Alliance.
- Player's Guide to Tapani
- Lords of the Expanse
- Ultimate Alien Anthology
- The Complete Star Wars Encyclopedia
- The Essential Atlas
- The Essential Guide to Warfare
- Star Wars: Edge of the Empire Core Rulebook
- Star Wars: Age of Rebellion Core Rulebook