This is a civil matter, not a criminal case, so it won't jump ahead of anyone who has committed a crime. Civil cases don't involve jails! And at the heart of this is money - wherever he is laid to rest the crowds will visit and spend their money so if the two cities want to spend their budgets on trying to win an opportunity for income generation, that's their choice. This isn't affecting the rest of us. Just the people of Leicester and York.
Personally, I think he ought to be returned to York and too bad if the Leicester mayor has egg on his face. He's Richard of York. He deserves to be returned to York.
Does Israel want full scale war in the Middle East?