大艦 だいかん巨砲 きょほう主義 しゅぎではありませんでした
daikankyohōshugidewārimasendeshita

Noun
Desu Copula

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

1. Was not a doctrine of big gun battleships.; Was not the belief in massive battleships and heavy artillery.

Past/Perfective
Negative
Polite
Formal Register
Military