in south carolina, the state attorney general, daniel r. mcleod filed a complaint directly with the supreme court attacking the constitutionality of the act and asking for an injunction against enforcement by the attorney general of the united states, nicholas katzenbach. mcleod challenged the voting rights act as an unconstitutional encroachment on states’ rights, as a violation of equality between the states, and as an illegal bill of attainder which is legislative punishment enforced without due process of law.