the case that established the foundation for stop and frisk is
Terry v. Ohio Terry v. Ohio, 392 U.S. 1 (1968)[1], was a decision by the United States Supreme Court which held that the Fourth Amendment prohibition on unreasonable searches and seizures is not violated when a police officer stops a suspect on the street and frisks him or her without probable cause to arrest, if the police officer has a reasonable suspicion that the person has committed, is committing, or is about to commit a crime and has a reasonable belief that the person "may be armed and presently dangerous."[2]
Consequentialism The phrase and concept of "The end justifies the means" are at least as old as the first century BC. Ovid wrote in his Heroides that Exitus acta probat "The result justifies the deed".