Which case is known for establishing the good faith exception to the exclusionary rule?

The case that established the good faith exception to the exclusionary rule is Leon v. U.S. This decision is significant because it allows evidence that was obtained in violation of a person's rights to be admitted in court if law enforcement officers were acting in good faith, believing that their conduct was lawful.

The rationale behind this exception is that it acknowledges the actions of police officers who rely on a warrant that is later found to be defective. The court determined that if the officers had a reasonable, good faith belief that they were acting within the bounds of the law, the evidence collected should not be excluded solely because of the technical defects in the warrant.

This case thus balances the need for judicial integrity and fairness in proceedings against the practicalities of law enforcement. By allowing the good faith exception, the court sought to prevent the injustice that could arise when criminals evade legal consequences due to technicalities surrounding how evidence was gathered.

In contrast, the other cases listed do not relate to the good faith exception. Wilson v. Arkansas is primarily about the knock-and-announce rule; Miranda v. Arizona established the requirement for Miranda warnings during custodial interrogations; and Terry v. Ohio dealt with stop-and-frisk procedures. Each of these cases contributes to the legal