...
However, by 50 AFE, foreign merchants realized that there was more money to be made if they bypassed Greenmouth and travelled upriver to trade for metal ore and artisan products at Highbridge. These relationships caused tension in the Riding as merchants in Greenmouth hired mercenary companies to harass foreign traders and raid their ships while calling at HIghbridge. The Baron of Highbridge responded by extending the walls of is his city to enclose and protect the Docks.
...