A human-dominated Neo-Socialist government that exists for the stated purpose of spreading social enlightenment to all sentient life, a process that includes military conquest and subversion. Individuality, independent thought, and religious piety are discouraged and often punished.

The League of Sol is the evolution of the World Society movement that prompted the Third World War and the Exodus in the late 21st Century and as such they feel it is their ultimate destiny to destroy the "reactionary" forces of the Terran Coalition.