The paper outlines developments in research and policy since 1990 in the areas of urban crime prevention, prevention and control of violent crime, juvenile delinquency and youth crime, victims of crime, and international cooperation in crime prevention. Strategies to reduce urban crime and directions for future action are described, as well as factors and strategies related to the prevention and control of violence. The section discussing juvenile delinquency and youth crime focuses on risk factors among children and adolescents, mitigating predisposing risk factors, and the rehabilitation of delinquents. The document discusses the relationship between victims and the criminal justice system, the state of victim services, restitution and compensation, victims' rights, and directions for future action. International cooperation in crime prevention must be promoted through national criminal justice and other agencies, the mass media, and nongovernmental organizations and academic institutions.