> There is no leverage so I fail to see how this could succeed.
Isn't there upside to the US too if more Europeans visit the US?
> There is no leverage so I fail to see how this could succeed.
Isn't there upside to the US too if more Europeans visit the US?
Exactly, and of course the EU can (and should) also reciprocate and apply the same restrictions to US travellers. There kind of visa-free agreements existed in the first place because they interest both countries involved.