USA HISTORY

Detailed explanation-1: -OHIO, decided on 20 June 1961, was a landmark court case originating in Cleveland, in which the U.S. Supreme Court ruled that under the 4th and 14th Constitutional amendments, illegally seized evidence could not be used in a state criminal trial.

Detailed explanation-2: -In 1914, the Supreme Court established the ‘exclusionary rule’ when it held in Weeks v. United States that the federal government could not rely on illegally seized evidence to obtain criminal convictions in federal court.

Detailed explanation-3: -The U.S. Supreme Court ruled in a 5-3 vote in favor of Mapp. The high court said evidence seized unlawfully, without a search warrant, could not be used in criminal prosecutions in state courts.

Detailed explanation-4: -The decision in Mapp v. Ohio established that the exclusionary rule applies to evidence gained from an unreasonable search or seizure in violation of the Fourth Amendment.

Detailed explanation-5: -6–3 decision for Dollree Mapp In an opinion authored by Justice Tom C. Clark, the majority brushed aside First Amendment issues and declared that all evidence obtained by searches and seizures in violation of the Fourth Amendment is inadmissible in a state court.