“…developments in the situation of indigenous and tribal peoples in all regions of the world” have made it appropriate to adopt new international standards…with a view    to removing the assimilationist orientation of the earlier standards” and recognising the aspirations of these peoples to exercise control over their own institutions” ways of life and economic development and to maintain and develop their identities” languages and religions” within the framework of the States in which they live” and noting that in many parts of the world these peoples are unable to enjoy their fundamental human rights to the same degree as the rest of the population of the States within which they live” and that their laws” values” customs and perspectives have often been eroded…”