連合 れんごう こく最高 さいこう司令 しれい かん そう司令 しれい じゃありませんでした
rengōkokusaikōshireikan sō shire ibujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 連合国最高司令官総司令部

1. Was not the Supreme Commander for the Allied Forces Headquarters.; Was not the General Headquarters of the Supreme Commander for the Allied Forces.

Past/Perfective
Negative
Polite
Terminal Form