There is such thing as né extradition orpartial- extradition agreements, which means that the non extradition country, may extradite individuals for certain crimes or under certain conditions from non extradition country. As they’re not officially recognised and don’t have diplomatic relations with the UK there can be voto negativo extradition. https://bookmarksea.com/story18520102/un-imparziale-vista-premier-english-speaking-lawyer-consultation