帝国 ていこく主義 しゅぎじゃありませんでした
teikokushugijārimasendeshita

Noun
Desu Copula
no-Adjective

The polite, past negative form of 帝国主義

1. Was not imperialism.; Wasn't imperialistic.

Past/Perfective
Negative
Polite
Terminal Form