Question: What colony along the lower reaches of the Delaware River in North America from 1638 to 1655, featured the fortification and settlement of Fort Nya Elfsborg?
Sentence (from "Swedes' Landing"): The members of the expedition, aboard the ships "Fogel Grip" and "Kalmar Nyckel", sailed into Delaware Bay, which lay within the territory claimed by the Dutch West India Company and anchored at a rocky point on Swedes' Landing on March 29, 1638.
Relevant evidence: No