In 1957, Dollree Mapp stood up to police who tried to enter her home without a search warrant. Her act of defiance led to a landmark Supreme Court ruling in Mapp v. Ohio that limited police powers.This documentary explores the Fourth Amendment case in which the Court ruled that evidence illegally obtained by police is not admissible in state courts. The 1961 case redefined the rights of the accused. (25 min)

Additional Tags

4th amendment, exclusionary rule, dollree mapp, mapp v. ohio

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Classroom Considerations

• Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)