@xianc78Basically it was a Imperial state that covered much of Central/Western Europe. Basically it was a Empire ordained by the Catholic church making it both holy and Roman. Although the Imperial entity would change over time and wax an wane as most empires did.
@dharmadudebro Well, there's modern education for you. I remember it just being a footnote in our history books in high-school but couldn't remember the details.