Board Thread:Naruto Discussions/@comment-26127155-20150326052215/@comment-3279282-20150417195609

He said that mankind fought each other and that Kaguya used her powers to end the wars.

It's not a keyword, in this case, but a filler word. We really always use the best translation available and double-check everything. I don't know where Suzaku posted his translation, but I read it some time ago and it really says what we're telling you.