勢力 せいりょく分野 ぶんやじゃありませんでした
seiryokubun'yajārimasendeshita

Noun
Desu Copula

The polite, past negative form of 勢力分野

1. Was not a sphere of influence.; Was not an area of power.

Past/Perfective
Negative
Polite
Terminal Form