局外 きょくがい中立 ちゅうりつ主義 しゅぎじゃなかったです
kyokugaichūritsushugijanakattadesu

Noun
Desu Copula

The polite, past negative form of 局外中立主義

1. Wasn't neutral.; Wasn't impartial.; Wasn't a bystander.

Past/Perfective
Negative
Polite
Casual Register