the manufacturer of the chip making machine is based in the EU therefore no one can pull out
This has nothing to do with anything, really. It’s not like, because I don’t sell in the US I can’t use American made steel or something.
The actual reason why Apple, and every other company, doesn’t want to leave the EU (China for that matter) despite increasingly stringent regulations, it’s because the EU represents a huge portion of their revenue and leaving would mean losing billions upon billions, all in the hopes of saving millions.
The problem is that you don’t own the right to use your own device the way you see fit, and are instead locked into systems you can’t escape from.
You should be able to freely install the software you like, be that an OS, a third party app or even your own program, and you should be able to use all the features of your devices, freely, without being locked out due to the app or accessory not being first party.