Not necessarily. Countries without formal treaties can still cooperate on a case-by-case basis or use other legal mechanisms to return individuals. While there isn’t a single global body overseeing all extraditions, organizations like Interpol can issue Red Notices, which are requests to locate and provisionally arrest an individual pending extradition. https://mnobookmarks.com/story18477006/tutto-ci%C3%B2-che-riguarda-experienced-english-speaking-lawyer-rome