The House of Godwin's Rise to Power

The house of godwin sowed the seeds of their own destruction. Harold's rise to power was paved in large part by the murder of king gruffith and the utter devastation of wales. In doing so, the house of mercia had been robbed of a key military ally, wales. And now with all the chickens coming home to roost, when earls morcar and edwin needed the house ofgodwin most where were they still in london?