government; administration of a country
A formal or literary term for governing a nation; often used in historical or political contexts.
治国の道は、まず人材を登用することにある。
The way of governing a country lies first in appointing capable people.
constitutional state; nation governed by the rule of law
From Chinese 治國／治国 (zhìguó), composed of 治 (govern) and 国 (country).