Question: in miranda v arizona which amendments did the supreme court rule were violated
Answer: Chief Justice Earl Warren , a former prosecutor , delivered the opinion of the Court , ruling that due to the coercive nature of the custodial interrogation by police ( Warren cited several police training manuals which had not been provided in the arguments ) , no confession could be admissible under the Fifth Amendment self - incrimination clause and Sixth Amendment right to an attorney unless a suspect had been made aware of his rights and the suspect had then waived them :