The defeated group in hetherington's term refers to the people who are failing in maintaining the marriage commitment with their partner. The problems that caused the failure mostly come from either emotional issues or personal issues between the couples.
The characteristica of this are: >Livestock Breeding >Enclosures >Crop Rotation
The results are: >Increased food production >Improved living conditions >Increased population >Increased demand for fuel and goods >Farmers lost land and moved to cities