Military District (Free Worlds League)
- Augustine Military District: includes the Augustine Alliance, the Covenant Worlds and the Clan Protectorate.
- Oriente Military District: includes the Oriente Protectorate and the key independent worlds of Atreus, Aitutaki and Ionus.
- Gibraltar Military District: centered around the Duchy of Tamarind-Abbey and the rimward border with the Wolf Empire.
- Lesnovo Military District: encompasses the Rim Commonality and neighboring independent worlds along the Periphery border near the Marian Hegemony.
- Field Manual: 3145, p. 101