たいそ干渉 かんしょう戦争 せんそうじゃありませんでした
taisokanshōsensōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 対ソ干渉戦争

1. Was not the Siberian Intervention.; Was not the intervention in Russia.

Past/Perfective
Negative
Polite
Terminal Form