This requirement has been abolished for broad categories of crimes Sopra some jurisdictions, notably within the European Union. By virtue of such jurisdiction, they can locally prosecute and try citizens accused of crimes committed abroad as if the crime had occurred within the country's borders (see, e.g., trial of Xiao https://sound-social.com/story8507619/la-guida-pi%C3%B9-grande-per-no-extradition-countries