In all matters:
(i) arising under any treaty;
(ii) affecting consuls or other representatives of other countries;
(iii) in which the Commonwealth, or a person suing or being sued on behalf of the Commonwealth, is a party;
(iv) between States, or between residents of different States, or between a State and a resident of another State;
(v) in which a writ of Mandamus or prohibition or an injunction is sought against an officer of the Commonwealth;
the High Court shall have original jurisdiction.