永世 えうせい中立 ちゅうりつ こくではありませんでした
euseichūritsu kokudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 永世中立国

1. Was not a perpetually neutral nation.; Was not an eternally neutral country.

Past/Perfective
Negative
Polite
Formal Register