Border control is the implementation of border controls on travel between Svalbard, which maintains a policy of free migration as a result of the Svalbard Treaty (Norwegian: Svalbard-traktaten; ) and the Schengen Area, which includes the rest of Norway. The Kingdom of Denmark also maintains a complex system of subnational countries with autonomous customs policies, since they aren’t within the European Union like the Danish mainland. These are Greenland () and the Faroe Islands (). These areas do not maintain strict immigration controls with the Schengen Area, but border controls are sporadically enforced for customs purposes. Other examples of effective internal border
Greenland, New Hampshire Greenland, New Hampshire Greenland is a town in Rockingham County, New Hampshire, United States. The population was 3,549 at the 2010 census. It is drained by the Winnicut River and bounded on the northwest by Great Bay. One of the earliest settlements in the state, Greenland was a parish of Portsmouth (then called Strawbery Banke) operating in 1638. Captain Francis Champernowne moved from Strawbery Banke in 1640 and settled in the area of the present Portsmouth Country Club. Although it was originally to be called Canary, he would call his farm "Greenland". His extensive landholdings included a farm which is