I’m not quite certain this will work because I’ve not used pop os in a while. Back then they used gnome so the toggle your talking about should be available via gsettings (cli). If you find the key you should be able to run a script every boot/login to disable it.
Not the easiest solution but maybe a solution.
Well, in Sweden the party often chooses but you can also vote for a particular person if you’d like. It’s not mandatory though. This is for all levels, country wide, county and municipal.