Here’s an idea: how about a law that mandates that an open domain name registry, free for all citizens, is included in every ISP’s DNS settings by default, alongside InterNIC.
Oh, and look, someone already built it even: https://OpenNIC.org
This one little change could do wonders for individual sovereignty and decentralisation on the Internet.
It could do for owning your own online identity what Let’s Encrypt did for democratising secure web sites.