A rather dubious and irrational basis for founding a principality...
General McArthur said, He could now claim all the area North of the line for the United States as the 53 State, but because Australia was an ally, he would not do so, thus the lands and islands were abandoned by the conqueror.
NO OFFICIAL POSSESSION EVER TOOK PLACE AGAIN IN COMPLIANCE OF STANDARD PRACTICE OF TAKING POSSESSION OF AN AREA