冷戦 れいせん終結 しゅうけつじゃありませんでした
reisenshūketsujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 冷戦終結

1. Was not the end of the Cold War.; It wasn't the end of the Cold War.

Past/Perfective
Negative
Polite
Terminal Form