Enclosure represents the systematic transformation of the English landscape from the medieval open-field system to privately owned, demarcated estates. This process involved the extinguishment of ancient communal rights—such as grazing, gleaning, and turbary—hitherto enjoyed by the tenantry and cottagers. By fencing or hedging these tracts, the landed nobility and gentry aimed to improve agricultural efficiency, implement modern crop rotations, and increase the profitability of their demesne, often at the expense of the disenfranchised rural population.
From a seigneurial perspective, enclosure was the ultimate expression of absolute property ownership, severing the feudal reciprocity that had governed manorial life for centuries. While early enclosures were often achieved through private agreements or surreptitious physical seizure, the Eighteenth and Nineteenth centuries saw the rise of 'Parliamentary Enclosure.' This period utilized Acts of Parliament to formalize the division of wastes and commons, solidifying the territorial influence of the Great Estates and fundamentally restructuring the social hierarchy of the English countryside.