In rem jurisdiction is a legal term describing the power a court may exercise over property or a "status" against a person over whom the court does not have in personam jurisdiction
A decree includes the consequences of the suit and decisively determines the parties’ authority regarding the issues in dispute in the suit.
Amicus curia is a Latin word which suggests “friend of the court”.
The power to legislate on a subject also includes the power to legislate on ancillary matters that are reasonably connected to that subject.