皆婚 かいこん社会 しゃかいではありませんでした
kaikonshakaidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 皆婚社会

1. Was not a society where everyone is married.; Was not a society of universal marriage.

Past/Perfective
Negative
Polite
Formal Register