Being so confident and righteous about executing collective punishment, aside from the feudal society of the Heavenly Dynasty, perhaps only His Highness Bernard could act in such a manner.
With such a powerful, uncontested espionage organization under his control, coupled with the elite and fierce soldiers of the Titans, the sword formed by these two would hang over the heads of every Charlemagne person. Anyone who dared to challenge Bernard would be ruthlessly pummeled and crushed by these two violent institutions. There would be no obstacles in Bernard's path to the throne.
Minerva had little interest in the throne and did not wish for Charles to be involved, but the sight of the enormous espionage organization that Bernard had prepared made her shudder.