国連こくれん安全あんぜん保障ほしょう理事りじかいじゃありませんでした
koku ren'anzenhoshōri jikaijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 国連安全保障理事会

1. Was not a UN Security Council.; Was not on the UN Security Council.

Past/Perfective
Negative
Polite
Terminal Form