''Delaware v. Prouse'', 440 U.S. 648 (1979), was a

United States Supreme Court The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...

case in which the Court held that police may not stop motorists without any

reasonable suspicion Reasonable suspicion is a legal standard of proof in United States law that is less than probable cause, the legal standard for arrests and warrants, but more than an "inchoate and unparticularized suspicion or 'hunch; it must be based on "specif ...

to suspect crime or illegal activity to check their driver's license and auto registration.

References

External links

* {{SCOTUS-stub United States Supreme Court cases United States Supreme Court cases of the Burger Court United States Fourth Amendment case law 1979 in United States case law