勢力 せいりょく分野 ぶんやじゃなかったです
seiryokubun'yajanakattadesu

Noun
Desu Copula

The polite, past negative form of 勢力分野

1. Wasn't a sphere of influence.; Wasn't an area of power.

Past/Perfective
Negative
Polite
Casual Register