 Churchill has been active since at least 1984 as the co @-@ director of the Denver @-@ based American Indian Movement of Colorado , now an autonomous chapter of the American Indian Movement . In 1993 , he and other local <unk> leaders , including Russell <unk> , Glenn T. Morris , Robert <unk> , and David Hill , broke with the national <unk> leadership , including Dennis Banks and the brothers Vernon and Clyde <unk> , claiming that all <unk> chapters are autonomous . The <unk> Grand <unk> Council is based in Minneapolis and retains the name of the national group . It says that the schism arose when <unk> , Churchill , Glenn T. Morris and others openly supported the <unk> Indian group <unk> , who were allied with the anti @-@ revolutionary , CIA @-@ backed <unk> . 
