The police officer definition rather sounds like the definition of a knight(knights were required to keep the peace in their territories), except a knight got l

The police officer definition rather sounds like the definition of a knight(knights were required to keep the peace in their territories), except a knight got land instead of a pay check. And yeah minor elected officials carry out the same duties that minor lords carried out in their day. The primary difference between nobility and modern authority is duration, legal status and lineage.