Check out the gammon opposing it. Landowners of course, the lot of them
The only reason you’d be opposing national park status is because you are a hill farmer who wants to control yet more land either by removing more people, or converting to far too lucrative tree plantations. Fuck em
I don’t know much about how national parks work in practice but they seem to be a way to create little feifdoms for people to get into positions of power, even if it is just the power to say you can’t park in a certain place overnight.
As opposed to the landed gentry doing what they want? National parks help bring ownership away from landlords who show a persistent inability to think about anyone else but their heirs