Of course this would be an obvious demand and ironic. But I suggest one should only insist that he retreats from his policy aims: accept failure and/or step down.

Asking for his site to be taken down in accordance with his own misguided policy could give undue legitimacy to this policy.

I second this. Can he also be ostracized from the internet completely on all devices/all his locations? In fact hit his office staff too since we are not sure who actually committed the infringement.