But under Otto, it was quite unified. Now, as we get into the 11th century, the divide between east and west becomes even more pronounced. We've already talked about this ongoing power struggle between west and east, between which bishops have primacy over Christendom. We've talked about, hey, who is the real heir to the Roman Empire? We've talked about Latin versus Greek. We've talked about the Germanic kings having influence now and really following the west. We've talked about the notion of philoque.