Sölvesborg is a locality and the seat of Sölvesborg Municipality in Blekinge County, Sweden with 10,024 inhabitants in 2013. Sölvesborg is, despite its small population, for historical reasons normally still referred to as a city. Statistics Sweden, however, only counts localities with more than 10,000 inhabitants as cities. History of the city. As the water from the Baltic Ice Lake withdrew, the land around present-day Sölvesborg became accessible to settlers from what today is Denmark.
https://en.wikipedia.org/wiki/S%C3%B6lvesborg