Once arrogance is manifested by a prideful person. Only instant lessons in humility can become a hopeful cure. Sometimes repeated lessons are necessary. Until the persons arrogant pride is destroyed.
If the person or leadership has become completely infested with arrogant pride. All who look up to and/or follow will also endure the suffering of complete loss, death and destruction.
With arrogant pride also comes the self permission to do whatever it may will of itself. Including sin, torture, genocide and the choice of extinction of all life.