Question: Nettleden with Potten End is a civil parish in Dacorum District, the Borough of Dacorum is a local government district in Hertfordshire, in which UK country?

full_context: Document 1: Dacorum Borough Council: Dacorum Borough Council is the local authority for the Dacorum non-metropolitan district of England, the United Kingdom. Dacorum is located in the north-west of Hertfordshire, in the East of England region. The Council itself is based in Hemel Hempstead, the largest settlement in the district.
Document 2: Hemel Hempstead Swimming Club: Hemel Hempstead Swimming Club is a swimming club based in Hemel Hempstead, Hertfordshire, United Kingdom and was established in 1913. Hemel Hempstead Swimming Club (HHSC) ranks as one of Hertfordshire's premier clubs. The Club has in excess of 220 members from age 5 to Masters Level and their swimmers compete regularly in a wide range of competitions.
Document 3: Potten End: Potten End is a village in west Hertfordshire, England. It is located in the Chiltern Hills, two miles east-north-east of Berkhamsted, three miles north west of Hemel Hempstead and two miles south east of the National Trust estate of Ashridge. Nearby villages include Nettleden, Great Gaddesden and the hamlet of Frithsden. The joint Parish Council for "Nettleden with Potten End CP" administers under Dacorum Borough Council.
Document 4: Gadebridge: Gadebridge is a district of Hemel Hempstead in Hertfordshire, UK, located north west of Hemel Hempstead old town. It was developed from land that once formed part of Gadebridge House in the 1960s and centres on the Rossgate shopping parade. Gadebridge Park is the largest green space in Hemel Hempstead. A major Roman villa was discovered here at the time of its development (Gadebridge Park Roman Villa). The population of the Dacorum ward (including Piccotts End) at the 2011 Census was 5,655.
Document 5: Great Gaddesden: Great Gaddesden is a village and civil parish in Dacorum Hundred in Hertfordshire, England. It is located in the Chiltern Hills, north of Hemel Hempstead. The parish borders Flamstead, Hemel Hempstead, Nettleden and Little Gaddesden and also Studham in Bedfordshire.
Document 6: Frithsden: Frithsden is a small hamlet in Hertfordshire, England. It is located in the Chiltern Hills, about two miles north of Berkhamsted, to which it belongs. It is in the Dacorum Ward of Nettlden with Potten End.
Document 7: Chipperfield: Chipperfield is a village and civil parish in the Dacorum district of Hertfordshire, England, about 5 miles southwest of Hemel Hempstead and 5 miles north of Watford. It stands on a chalk plateau at the edge of the Chiltern Hills, some 130 to 160 metres above sea level.
Document 8: Wigginton, Hertfordshire: Wigginton ("Wigentone" - 1086) is a large village and civil parish running north-south and perched at 730 ft on the edge of the Chiltern Hills and aside the border with Buckinghamshire. It is part of Dacorum district in the county of Hertfordshire. The nearest towns are Tring in Hertfordshire (1.5m NW) and across the other side of the A41, Chesham (6m S) and Wendover (6m W), both in Buckinghamshire. Adjacent to the main village is the settlement of Wigginton Bottom where a number of farmworkers cottages were built during the 19th century.
Document 9: Hatfield, Hertfordshire: Hatfield is a town and civil parish in Hertfordshire, England, in the borough of Welwyn Hatfield. It had a population of 29,616 in 2001, increasing to 39,201 at the 2011 Census. The settlement is of Saxon origin. Hatfield House, the home of the Marquess of Salisbury, is the nucleus of the old town. From the 1930s when de Havilland opened a factory until the 1990s when British Aerospace closed, Hatfield was associated with aircraft design and manufacture, which employed more people than any other industry.
Document 10: Ashridge: Ashridge is a country estate and stately home in Hertfordshire, England in the United Kingdom; part of the land stretches into Buckinghamshire and it is close to the Bedfordshire border. It is situated in the Chiltern Hills, an Area of Outstanding Natural Beauty, about 2 mile north of Berkhamsted and 20 mile northwest of London. Surrounding villages include Aldbury, Pitstone, Ivinghoe, Little Gaddesden, Nettleden, Frithsden and Potten End.
Document 11: Dacorum: The Borough of Dacorum is a local government district in Hertfordshire, England that includes the towns of Hemel Hempstead, Berkhamsted, Tring and the western part of Kings Langley. The district, which was formed in 1974, had a population of 137,799 in 2001. Its name was taken from the old hundred of Dacorum which covered approximately the same area.
Document 12: Three Rivers District Council: Three Rivers District Council is the local authority for the Three Rivers non-metropolitan district of England, the United Kingdom. Three Rivers is located in the south-west of Hertfordshire, in the East of England region. The Council itself is based in Rickmansworth, the largest settlement in the district, but also comprises Abbots Langley, Chorleywood, Croxley Green, Maple Cross, Mill End, Sarratt and South Oxhey.
Document 13: Kings Langley: Kings Langley is an historic village and civil parish in Hertfordshire, England, 21 mi northwest of central London to the south of the Chiltern Hills and now part of the London commuter belt. The village is divided between two local government districts by the River Gade with the larger western portion in the Borough of Dacorum and smaller part, to the east of the river, in Three Rivers District.
Document 14: Hemel Hempstead: Hemel Hempstead is a new town in Hertfordshire, England. Located 24 mi northwest of London, it is part of the Greater London Urban Area. The population according to the 2001 Census was 81,143, and at the 2011 census was 94,932.
Document 15: Nettleden: Nettleden is a village in Hertfordshire, England. It is in the Chiltern Hills, about four miles north-west of Hemel Hempstead, near Little Gaddesden, Great Gaddesden and Frithsden. Nettleden with Potten End is a civil parish in Dacorum District.
ground_truth: England