noun
foundation of the nation; national foundation
Refers to the fundamental basis or principles upon which a nation is built. Often used in political or historical contexts.
憲法は国の基本であり、国本を定めるものだ。
The constitution is the foundation of the country and defines the national foundation.
教育は国本を支える重要な要素である。
Education is an important element that supports the foundation of the nation.