At the moment, all users who have the permissions to edit and publish a page can also delete it:
Similar to workflows, it would be great to have the additional option of deletion permissions:
Without this additional permissions, admins have to always live in fear that landing pages are deleting without them finding out about it.
Not all users who delete a landing page necessarily think about required follow-up actions - like setting up a redirect. And even if they do, they shouldn't necessarily have the permissions to set up redirects indiscriminately.
Landing page deletion permissions would add another level of control in big organizations and help admins avoid catastrophes.