Question: Fort Pickering is a 17th-century historic fort site on Winter Island in Salem, Massachusetts, it served as a fortification from which series of conflicts fought, on one side, by the Dutch States (the Dutch Republic, later the Batavian Republic) and, on the other side, first by England (the Commonwealth of England and then the Kingdom of England), and later by the Kingdom of Great Britain/the United Kingdom of Great Britain and Ireland?
Answer: Anglo-Dutch wars