[Different source says 80 countries now use some form.] A significant milestone occurred in 2002 when the U.N. Economic and Social Council adopted a resolution calling upon member states to develop and use restorative practices. "Basic Principles on the Use of Restorative Justice Programs in Criminal Matters," a document developed over several years in consultation with restorative justice experts around the world, was later appended to that resolution. Restorative justice is fundamentally compatible with the mission of the United Nations, he noted, and has already proven successful in U.N. peacebuilding missions such as that in East Timor.
Source: Restorative Justice Takes the World Stage at United Nations Crime Congress Abbey J. Porter