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 "Delaware Valley"): The Delaware Valley Metropolitan Area is located at the southern part of the Northeast megalopolis and as such, the Delaware Valley can be described as either a metropolitan statistical area (MSA), or as a broader combined statistical area (CSA).
Relevant evidence: No