Question: the city ,in the Vecht valley of the Salland region is at the heart of what Provence, was a commercial and defensive confederation of merchant guilds and their market towns ?
Sentence (from "Market towns of Møre og Romsdal county"): The Market towns of Møre og Romsdal county (Norwegian: "Kjøpstedene i Møre og Romsdal fylke" ) was an electoral district for parliamentary elections in Norway.
Relevant evidence: No