大艦だいかん巨砲きょほう主義しゅぎじゃなかったです
daikankyohōshugijanakattadesu

Noun
Desu Copula

The polite, past negative form of 大艦巨砲主義

1. Wasn't big gun diplomacy.; Wasn't a belief in massive battleships and artillery.

Past/Perfective
Negative
Polite
Casual Register
Military