noun
democratic peace theory
A political science concept that democracies rarely or never go to war with one another.
民主的平和論は、国際関係論の主要な理論の一つです。
Democratic peace theory is one of the major theories in international relations.
この論文では民主的平和論の実証的根拠を検討する。
This paper examines the empirical evidence for democratic peace theory.
Compound of 民主的 (democratic) + 平和論 (peace theory), a calque of the English term 'democratic peace theory'.