If the England rump is populated overwhelmingly by tory supporters, it is what it is. I for one may campaign against it but I wouldn't consider it unfair.
Besides....if Johnson wins again, and things continue to go downhill, even the English will give their heads a wobble. Nothing lasts...
No.
We (the English) own Wales, Scotland and Ulster, but have subsumed them into a larger entity where they have equal rights (the UK). The two main political parties have seen Scotland as a place for secure votes (Labour - till the SNP came along and took them all), for oil and for somewhere...