後発 こうはつ発展 はってん途上 とじょう こくじゃなかったです
kōhatsuhattento jōkokujanakattadesu

Noun
Desu Copula

The polite, past negative form of 後発発展途上国

1. Was not a late-developing country.; Wasn't a developing country.

Past/Perfective
Negative
Polite
Casual Register