It was exactly because there were these small Empires blocking the way, added on to the fact that the Dan Dun Empire had launched its attack so suddenly and so swiftly, so much so that even though the ZhongTian Empire and the Bao Po Empire wanted to send aid, they were not in time.
As for the Northwest of the Dan Dun Empire, it actually had a shared border with the Bai Da Empire. To everyone’s surprise, although the Dan Dun Empire had been fighting so violently with the Geritimo Empire, the Bai Da Empire did not react at all, remaining extremely silent, as if it had nothing to do with them.