A number of confessions are often subject to close scrutiny. Around the 20th century the United States Supreme Court created the exclusionary rule. What the exclusionary rule does is prevent illegally obtained evidence “confessions” in a criminal trial. In order for a confession to be usable as evidence the law now states that the confession must be made freely and voluntarily. For a confession to be considered freely and voluntarily the individual must feel “complete mental freedom”. Courts also developed the per se rule, which excludes potentially coerced confessions. Also McNabb-Mallory, prevents delayed arraignment of suspects who are in police
