At that time, the Nameless Fleet had no distinct civilizational characteristics; its essence was a comprehensive military force.
But after more than a hundred years, as the first-generation crew members gradually retired from the historical stage, the initially homogeneous population composition changed. The fleet leadership adopted the way the Empire appointed personnel – selecting the capable ones, allowing the second and third generations to successfully come forward.
It seemed fine on the surface, but it neglected one point – the fleet's population had swelled to over a billion people, and it had grown so far apart from other humankind for so long that it had essentially become a budding civilizational society.
From the very beginning, the civilization system quietly born within the fleet was a textbook military council system.