Illinois v. Caballes (2005)

Does the Fourth Amendment’s requirement of “reasonable, articulable suspicion” for a search apply to a drug detection dog sniff? This case summary shows how the Supreme Court answered that question in 2005.

  • Resource Type: Research (Digests of Primary Sources)
  • Subject: Judicial Branch/Supreme Court
  • Grades: 9, 10, 11, 12

Arizona v. United States

Students will examine a controversial law passed in the state of Arizona that directs law enforcement officers to investigate suspected unauthorized immigration. They will recognize the constitutional issues of preemption, reasonable suspicion, and equal protection and relate them to the facts of the Arizona law. Students will then judge whether several sets of facts are valid examples of reasonable suspicion.

  • Resource Type: Lesson Plans, Modules (Teaching Unit)
  • Subject: State/Local Government
  • Grades: 10, 11

Hiibel v. Nevada (2004)

Does a state law that imposes criminal penalties for those who refuse to identify themselves violate the Fourth Amendment and/or Fifth Amendment? This case summary shows how the Supreme Court answered that question in 2004.

  • Resource Type: Lesson Plans, Modules (Teaching Unit)
  • Subject: Judicial Branch/Supreme Court
  • Grades: 9, 10, 11, 12

Kentucky v. King (2011)

Does the Emergency Circumstances exception to the warrant requirement apply when police officers create the emergency? This case summary shows how the Supreme Court answered that question in 2011.

  • Resource Type: Research (Digests of Primary Sources)
  • Subject: Judicial Branch/Supreme Court
  • Grades: 9, 10, 11, 12