international law, criminal law, court, tribunal, crimes, prosecution, effectiveness, judges, Islamic law, prosecution.
The article deals with an effective means to punish criminals in accordance with international law. The subject of research is the comparison of international and national authorities in respect of effectiveness. The article also explains historical excursus of establishing international tribunals from the interwar period to the present. In the article, both general and specific comparisons of international and national courts have been presented on the example of the Case Saif al-Islam Gaddafi that is currently very topical. While examining the effective means to punish Saif al-Islam Gaddafi´s crimes on international or national level, the Islamic legal system has also been described, especially the system of penalties and institutional system in Libya for more thorough comparing and analysing the problems.