Why couldn’t this be resolved using the international institutions we already have? What needs to change?
They’re dead and have been for decades. The reason is they had no enforcement arm.
In 1962, he and NSK managed to arrive at a diplomatic cooperation; the reward for both of them was being cancelled.
For the UN to ever fix a international issue it would require that country to anger all 5 UN powers. Venezuela has Russia and China on its side, so nothing would have happened.