Yes, Kuang Cang knew perfectly well that the Heavenly Martial Guard's arrival was a warning to everyone in the Southern Continent, himself included.
He also knew that it was not because the prince distrusted him. Precisely because the prince trusted him so much, the Heavenly Martial Guard was needed to keep him in check-or at least to appear to do so.
As mentioned before, although Kuang Cang was a soldier through and through, he was also a veteran of the Demon Race who had witnessed the Demon Dynasty's rise from nothing. He was no political novice. An organization, especially a vast organization that formed the ruling class, desperately needed a clear framework of rules.
This was not meant to target anyone, but to ensure that the organization could continue operating for a long time. Everyone within that framework had to abide by its rules, thereby demonstrating their supremacy. Those rules often went by another name.
The law.
Laws that existed solely for one individual could never endure. Anyone with even a little political wisdom understood that.
What gave rules their supreme authority?
Force. Even all the Great Demons of the Demon Race combined were no match for Prince Yu and Prince Yuan.
Leaving Prince Yuan aside for the moment, why did Prince Yu, the man who had given the Demon Race its "rules," also have to obey them?
It was simple, just as stated at the outset. Prince Yu wanted a Demon Dynasty that would endure for ages, a vast organization. If everyone simply obeyed whoever had the strongest fist, such a group could not be called a nation. At best, it was a gang.
Did Prince Yu not know about the Great Clans' little schemes? How could that possibly be? As one of those closest to becoming a Sage,