Because there is a the local government, which governs cities, towns, and villages; the state government, which governs states; and the federal government, which governs the entire country.
It was the imperial palace of China for 492 years (1420–1912). It covers 0.72 sq km (0.28 sq mi), of which 15 hectares (38 acres) are floor area. It has 980 buildings in over 70 palace compounds, with over 8,700 rooms.
