Wilmington (Lenape: Paxahakink, Pakehakink) is the largest city in the state of Delaware, United States, built on the site of Fort Christina, the first Swedish settlement in North America. It is located at the confluence of the Christina River and Brandywine Creek, near where the Christina flows into the Delaware River. It is the county seat of New Castle County and one of the major cities in the Delaware Valley metropolitan area.