noun
anti-imperialism
Political stance opposing imperialism; used in historical and ideological contexts.
彼は反帝国主義の立場をとっている。
He takes an anti-imperialist stance.
反帝国主義運動は20世紀に広がった。
Anti-imperialist movements spread in the 20th century.
Compound of 反 (anti-) + 帝国主義 (imperialism). The term is a direct calque from Western political vocabulary.