His strategy of appeasement doesn't seem to be particularly effective, does it? Especially if they persist in refusals, and he doesn't want to upset anybody by protecting his own rights. In the normal world, this case would have gone to the Tribunal a long time ago.
It's true that there's a time to back off and not get their backs up, and it's also true that there's a time to stand up and insist. If he can't bring himself to do that, and you are unable to travel, then it looks like you have proxied yourselves into being apart for a while.
It that's the case, then the best course of action might be to devise a strategy that does not involve immigration.