The Importance of Persia in the History of the Persian Empire

There's so much detail in there that tells me that whoever wrote this thing in the first place thought that it mattered where it was set. Let's contrast that with hypothetically what cues we get from a story where it doesn't matter where and when it is set. See there all the cues in that ridiculous hypothetical made up story I just came up with say it doesn'tmatter where this is. But I say again that's not the vibe that I'm getting from Esther hereThis opening passage as well as what I see through the rest of the book demonstrates an assumption on the part of the original author that the audience he's writing to knows stuff about Persia because of what they know about