There are certain countries which do not extradite their citizens under any circumstances, such as Brazil, Venezuela, and Cuba. Sopra fact, Brazil is one of the easiest places to become a citizen through naturalisation, so perhaps that is also something to consider. With that said, the US has extradition treaties https://peakbookmarks.com/story18620435/leading-english-speaking-lawyer-guidance-pu%C3%B2-essere-divertente-per-chiunque