For 10 points, name this nation, whose Althing is the oldest legislative body in Europe and whose first recorded settler, Ingolfr Arnarson, named his homestead Reykjavik.
This nation's early history is described in the Landnamabok, and the end of the Middle Ages in this nation is generally marked by the 1550 beheading of Bishop Jon Arason. Known during parts of its history as Thule, the United States took defensive responsibility of this country in 1941 following the German occupation of Denmark. For 10 points, name this nation, whose Althing is the oldest legislative body in Europe and whose first recorded settler, Ingolfr Arnarson, named his homestead Reykjavik.
This nation's early history is described in the Landnamabok, and the end of the Middle Ages in this nation is generally marked by the 1550 beheading of Bishop Jon Arason.
Iceland