Modern civilization was completely integrated with the Three Kingdoms at the end of Han Dynasty, hot weapons disappeared, and mankind returned to the age of cold weapons.
In the world, the village building order is the only legal certificate of territory. Without the order, those who do not have the order can only be refugees, bandits, and stragglers.
There are no system pop-ups, no tasks, and no God's perspective. All growth depends on land reclamation, infrastructure construction, military training, people's support, and tactics.