Requests the United Nations regional and interregional institutes for the prevention of crime and the treatment of offenders to give special attention in their research and training programmes to the Principles, and to the International Covenant on Civil and Political Rights, the provisions of the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment, the Code of Conduct for Law Enforcement Officials,[102] the Declaration of Basic Principles of Justice for Victims of Crime and Abuse of Power[100] and other international instruments relevant to the question of extra-legal, arbitrary and summary executions.