Subject troops can be recruited like for puppets (see above), but easier.Master automatically gain control of deployed forces if player.Master can trade basically for free and without restrictions.Subject troops can be recruited like for colonies (see above), but easier.Puppets get less effect from technology sharing (master gets full bonus from you).Master can trade more above law limits and cheaper than for Colonies.We will cover details on this in next dev diary. Colonies get less effect from technology sharing (master gets full bonus from you).Master can trade more above law limits and cheaper than for Dominions.Can not refuse calls to war (goes for all subject levels below, but can be modified by actions in focus trees).Can not declare wars on its own (goes for all subject levels below also).Master may trade a bit above trade law limits.Well, nothing much to say here, it's how nations normally are.