Holding that evidence obtained in an illegal search was admissible because “the evidence was introduced for the sole purpose of impeaching the credibility of the appellant, and the court was meticulous in protecting his rights by instructions limiting the consideration of the evidence to the one point for which it was admitted”
256 U.S. 465 (1921) Cited 990 times 2 Legal Analyses
Holding that when “no official of the federal government had anything to do with the wrongful seizure of the petitioner's property, . . . there was no invasion of the security afforded by the Fourth Amendment against unreasonable search and seizure, as whatever wrong was done was the act of individuals in taking the property of another”
255 U.S. 298 (1921) Cited 870 times 2 Legal Analyses
Holding it unconstitutional to secretly ransack an office and seize papers when allowed into the home on the false representation that the officer was there for a social visit
349 U.S. 302 (1955) Cited 258 times 1 Legal Analyses
Holding that it does not violate due process to have an adjudicator who is "subject to the supervision and control of officials in the Immigration Service charged with investigative and prosecuting functions"
Recognizing the "right of the federal government to avail itself of evidence improperly seized by state officers operating entirely upon their own account," but holding that, where the federal government itself "participates in the wrongful search and seizure," the improperly seized evidence is excludable in federal court
Holding that there is no "presumption of citizenship comparable to the presumption of innocence in a criminal case. . . . To defeat deportation it is not always enough for the person arrested to stand mute at the hearing and put the Government upon its proof."