Question: Truso, situated on Lake Drużno, was an Old Prussian (Pomesanian) town near the Baltic Sea just east of the Vistula River, in the words of Marija Gimbutas, "the name of the town is the earliest known historically in the Baltic Sea area", Gimbutas was a Lithuanian-American archaeologist known for her research into the Neolithic and Bronze Age cultures of "Old Europe" and for her Kurgan hypothesis, which located the Proto-Indo-European homeland in which location?
Sentence (from "Truso"): The beginnings of the town can be dated back to approximately the end of the 8th century, while in the second half of the 10th century, the town declined and was eclipsed as a trade center by nearby Gdańsk.
Relevant evidence: No