Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
A sovereign entity that exercises power and control over a defined territory, government, and population, which is a fundamental aspect of the complex system of politics.
External reference — all senses of the word “state” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.