Saulė Milčiuvienė and Edita Gruodytė were participating in the 9th international scientific conference PROBLEMS OF PUBLIC SECURITY: THEORETICAL AND PRACTICAL ASPECTS organized by Mykolas Romeris University, Faculty of Public Security, April 12, 2018. During the conference Saulė Milčiuvienė and Edita Gruodytė made presentation ROLE OF EPPO AND PUBLIC SECURITY: IF GENERAL PRINCIPLES OF CRIMINAL LAW ARE PRESERVED?