“ Witht his qualification, it is true that a judgment of a state court, which is put on independent nonfederal grounds broad enough to sustain it, cannot be reviewed by us. But the qualification is a material one and cannot be disregarded without neglecting or renouncing a jurisdiction conferred by law and designed to protect and maintain the supremacy of the Constitution and the laws made in pursuance thereof. ”

“ The claimants were Indians just emerging from a state of dependency and wardship. Through the pending suits and otherwise they were objecting and protesting that the taxation of their lands was forbidden by a law of Congress. But, notwithstanding this, the county demanded that the taxes be paid, and by threatening to sell the lands of these claimants and actually selling other lands similarly situated made it appear to the claimants that they must choose between paying the taxes and losing their lands. ”

“ This is a proceeding by and on behalf of Coleman J. Ward and sixty-six other Indians to recover moneys alleged to have been coercively collected from them by Love county, Oklahoma, as taxes on their allotments, which under the laws and Constitution of the United States were nontaxable. The county commissioners disallowed the claim and the claimants appealed to the district court of the county. There the claimants' petition was challenged by a demurrer, which was overruled and the county elected not to plead further. ”