@moffintosh>Warbands can't exercise power and form what is effectively a government, because people will just defend themselves from the warband Probably an overestimation of militias on his part.
@Jens_Rasmussen He completly skips over what historically happened in european feudalism: ie rich people first owned the land and used it's profits to build an army, and used said army among other things to enforce their privilages