in dickerson v. u.s. the u.s. supreme court held that miranda warnings are
Dickerson v. United States Dickerson v. United States, 530 U.S. 428 (2000),[1] upheld the requirement that the Miranda warning be read to criminal suspects and struck down a federal statute that purported to overrule Miranda v. Arizona (1966).
Right to silence The Fifth Amendment to the United States Constitution provides that no person shall be compelled in any criminal case to be a witness against himself or herself.[72][73] At trial, the prosecution can neither call the defendant as a witness, nor comment on the defendant's failure to testify.[74] Whether to testify or not is exclusively the privilege of the defendant,[75][76] although defendants were originally not allowed to testify on their own behalf at all.[77] An 1864 appropriations act allowed defendants to do so while removing race restrictions,[78] and the 1987 Supreme Court case Rock v. Arkansas established a constitutional "right to take the witness stand."[77]