In Brazil, the right to refuse to give evidence against yourself in an investigation or in a trial is referred to as: "direito a não se autoincriminar" (right against self-incrimination); "direito de permanecer calado", or "direito ao silêncio" (right to remain silent). It is a constitutional right under the Brazilian Federal Constitution of 1988 (Article 5, LXIII).
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(of a US citizen during a US trial) to refuse to give evidence against yourself in a trial, a right granted to US citizens under the Fifth Amendment of the US Constitution
He pleaded the Fifth Amendment on Thursday at a hearing on the George Washington Bridge scandal .