Might be easier to establish such a framework of laws and norms if nation states weren't the leaders in this area of technology for manipulating public opinion.

Might be easier to establish such a framework of laws and norms if nation states weren't the leaders in this area of technology for manipulating public opinion. So first try to pass laws to make it unlawful for your government to use tools like these against its own citizens. Then you might have a chance to tackle it more generally, if you can get that far against the self interest of those with the tools and the companies that furnish them.