Is a distinct possibility.
Even now I come across US sites which don’t work because they don’t want to have the whole GDPR compliance for EU members, which is usually overcome by a simple VPN to Canada/USA.
Funny thing about this is that the very people this is supposed to protect are probably far more tech savvy than the dinosaurs writing the legislation.
Torrent sites are blocked in UK by most isps , does it stop torrenting? No. And this wont work either it will just restrict the internet for the majority to “protect” the minority.
Invest in a mesh WiFi network.
They can be pricey but perfect for old buildings with thick brick walls.
https://www.techradar.com/news/best-wireless-mesh-routers