That’s not how jurisdiction or extradition works. Invoking the Universal Declaration of Human Rights to block the death penalty from being applied to the politicians of a State Member that allows and applies the death penalty domestically is also a hilarious thought, even if the UN had any way to intercede to stop the death penalty from being carried out (it does not).
“Oh no, is my plumage too dark? Were the other crows laughing with me or at me? Is my crowing too high pitched? Was that raven offended when I mistook him for a crow?”