noun
warlike nation; belligerent country
Refers to a nation that is aggressive or frequently engages in war. Often used in political or historical contexts.
その好戦国は隣国に侵攻した。
The warlike nation invaded its neighbor.
好戦的 is an adjective meaning 'belligerent' or 'warlike' in attitude, while 好戦国 is a noun for a nation with such characteristics.
Compound of 好戦 (kōsen, 'warlike') + 国 (koku, 'country').