The development of urban centers in the Low Countries shows the process in which a region evolves from a highly rural outpost of the Roman Empire into the largest urbanized area above the Alps by the 15th century CE .
A region is the Low Countries in Western Europe .
The development of urban centers in the Low Countries shows the process in which a region , the Low Countries in Western Europe , evolves from a highly rural outpost of the Roman Empire into the largest urbanized area above the Alps by the 15th century CE .