In the 1974 case Ring v. United States, the Supreme Court ruled on a matter involving tax evasion and conspiracy charges against an individual named George E. Ring. The court had to determine whether or not evidence obtained from wiretaps was admissible in court, given that it was collected before Title III of the Omnibus Crime Control and Safe Streets Act of 1968 came into effect - this act made it illegal for law enforcement to use wiretapping without a warrant. In a unanimous decision, the Supreme Court held that since there were no laws prohibiting such methods at the time when evidence was gathered, its admission did not violate any constitutional rights of Mr. Ring's Fourth Amendment protections against unreasonable searches and seizures.

The dissenting opinion in the case of Ring v. United States argued that the majority's decision to overturn Ring's conviction was based on a misinterpretation of the law and an overemphasis on technicalities. They contended that while there may have been minor errors during his trial, these did not significantly impact its overall fairness or outcome. The dissenters believed that there was ample evidence supporting Ring's guilt and thus, his conviction should stand despite any procedural imperfections. Furthermore, they criticized the majority for setting a precedent which could potentially undermine future prosecutions by placing undue emphasis on form rather than substance in criminal proceedings.