Kingdom; domain of activity (5)
I believe the answer is:
realm
(Other definitions for realm that I've seen before include "Peers are possessed by this" , "Land under a king or queen" , "region" , "the UK, perhaps" , "where ruler holds sway?" .)
I believe the answer is:
realm
(Other definitions for realm that I've seen before include "Peers are possessed by this" , "Land under a king or queen" , "region" , "the UK, perhaps" , "where ruler holds sway?" .)