The State has to protect its legitimacy to authority by never being wrong. It has many of its own safeguards to prevent ever being wrong. This is what you will

The State has to protect its legitimacy to authority by never being wrong. It has many of its own safeguards to prevent ever being wrong. This is what you will continually see, and only a separate state, such as the Federal Government existing in parallel jurisdiction, is able to step in, which it doesn't do mostly for historical reasons.