 Perhaps as soon as 1204 (or earlier), the city nucleus at the foot of Urgull started to be populated with Gascon-speaking colonizers from Bayonne and beyond, who left an important imprint in the city's identity in the centuries to come.In 1265, the use of the city as a seaport is granted to Navarre as part of a wedding pact.The large quantity of Gascons inhabiting the town favoured the development of trade with other European ports and Gascony.