U.N. declaration

Article 19 of the declaration, which the U.S. endorsed in 2010, says: "States shall consult and cooperate in good faith with the indigenous peoples concerned in order to obtain their free, prior and informed consent before adopting and implementing legislative or administrative measures that may affect them."http://www.nytimes.com/aponline/2016/08/31/world/ap-un-united-nations-oil-pipeline-protest.html?_r=0