The monograph studies theoretical and practical development trends of legal science and practice, taking into account the experience of countries of Eastern Europe and prospects of Ukraine. General issues of history and theory of state and law, constitutional, administrative law and procedure, as well as provisions of criminal executive law, criminology, forensic enquiry and so on, are considered. The publication is designed for scientists, lecturers, postgraduate students, and students of legal educational establishments, lawyers, judges, workers of law enforcement agencies, as well as for the general reader.