大量たいりょう破壊はかい兵器へいきじゃありませんでした
tairyōhakaie ikija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 大量破壊兵器

1. Was not a weapon of mass destruction.; Was not a large-scale destructive weapon.

Past/Perfective
Negative
Polite
Terminal Form