Peasant families were close-knit. However, as the Black Death swept through...

Peasant families were close-knit. However, as the Black Death swept through village after village, it became difficult for young peasants to find spouses. The fragmentation of families by illness, coupled with new economic mobility, led many young men to move to the city.
"In England, many noblemen encouraged this migration by converting their land to raising livestock rather than farming, evicting their tenants and closing down entire villages ... "...Sometimes a village was abandoned because the surrounding soils were depleted and ceased to yield good crops. In other locations, the decline in populations caused by the Black Death lowered food prices and made farming unprofitable.
"But whatever the reason, once a village was abandoned, most of its peasants headed for the city to try to make their living. And as migration increased and the cities grew in size and importance, many noblemen decided to move their too ... however, in the city, nobles discovered that their relationship with the lower classes had changed. Men had opportunities for advancement regardless of social class; the manorial system did not exist in urban centers of growth and progress.