Which case is cited as the business purpose doctrine: Gregory v. Helvering or Ableman v. Booth?
Ableman v. Booth Ableman v. Booth, 62 U.S. 506 (1859) , was a United States Supreme Court case in which the Court held that State courts cannot issue rulings on federal law that contradict the decisions of federal courts, overturning a decision by the Supreme Court of Wisconsin. The Supreme Court held that under the Constitution, the federal courts have the final power to decide cases arising under the Constitution and federal statutes, and that the States do not have the power to overturn those decisions. Thus, Wisconsin did not have the authority to nullify federal judgments or statutes.
Bradwell v. Illinois Bradwell v. State of Illinois, 83 U.S. 130 (1873), was a United States Supreme Court case that solidified the narrow reading of the Privileges or Immunities Clause of the Fourteenth Amendment, and determined that the right to practice a profession was not among these privileges. The case is also notable for being an early 14th Amendment challenge to sex discrimination in the United States.