There are probably 400 to 500 people, water protectors, north of the 1889 boundary, that was the result of an illegal annexation of treaty territory by the United States against not just the Standing Rock Nation, but the entire Lakota Nation and members of the Great Sioux Nation, the Oceti Sakowin. And so, other tribal governments are weighing in and supporting a fight on the ground, as they have a right to do.