nBy the time Magna Carta was signed, there were three common-law courts: the King’s Bench, the Court of Common Pleas, and the Court of Exchequer.
nThe Court of King’s Bench dealt primarily with “pleas of
the Crown,” which later came to be
known as criminal cases.
nThe Court of Common Pleas had jurisdiction over “common pleas,” disputes between individuals that would later come to be termed “civil” cases.
nThe Court of Exchequer originally dealt with matters involving the King’s property and revenue. Later, through a procedural device called the writ of Quominus,
the Court of Exchequer extended its
jurisdiction to private