Can we talk about the common pitfall that actually helps define the genre? So many stories start strong with innovative building, then devolve into generic conquest or cultivation. When readers complain 'the kingdom building stopped,' they're pointing to the genre's core: the sustained focus on internal development. If the story permanently shifts to external wars or the MC leaving to pursue personal power in a secret realm, it has left the genre. So, a definition must include that persistent, primary narrative attention on the domestic sphere. The kingdom isn't just a base; it's the main stage. The genre is abandoned when the camera leaves the territory for too long.
Web novels have to cater to power fantasy, so often governance gets a power fantasy twist. The protagonist invents the printing press, central banking, or germ theory in a week and revolutionizes society. This is governance as a cheat code. It's not a realistic balance, but it's a fun one for readers who enjoy the 'building' part as a form of technological domination. The wars then become demonstrations of this new societal power.
They borrow heavily from 4X strategy games. Think 'Civilization' or 'Crusader Kings.' The long-term growth is about balancing research, economy, military, and culture. A chapter might be entirely about choosing which tech to research next or managing a royal marriage for an alliance. For gamers, this is incredibly satisfying. It provides a familiar framework for the MC's—and the reader's—decisions.