Which court case came first, United States v. Jones or Marsh v. Chambers?
United States v. Jones (2012) United States v. Jones, 132 S.Ct. 945 (2012), was a United States Supreme Court case which held that installing a Global Positioning System (GPS) tracking device on a vehicle and using the device to monitor the vehicle's movements constitutes a search under the Fourth Amendment.
Gravel v. United States Gravel v. United States, 408 U.S. 606 (1972), was a case regarding the protections offered by the Speech or Debate Clause of the United States Constitution. In the case, the Supreme Court of the United States held that the privileges and immunities of the Constitution's Speech or Debate Clause enjoyed by members of Congress also extend to Congressional aides, but not to activity outside the legislative process.