Question: What year saw the creation of the region where the county of Hertfordshire is located?

full_context: Document 1: East of England: The East of England is one of nine official regions of England at the first level of NUTS for statistical purposes. It was created in 1994 and was adopted for statistics from 1999. It includes the ceremonial counties of Bedfordshire, Cambridgeshire, Essex, Hertfordshire, Norfolk and Suffolk. Essex has the highest population in the region.
Document 2: Countries of the United Kingdom by population: The population of the countries and regions of the United Kingdom was last measured by census in 2011. and the Census organisations have produced population estimates for subsequent years by updating the census results with estimates of births, deaths and migration in each year. The census results, and the annual population estimates, summarised below show that England is by far the most populous country of the United Kingdom and its population is therefore also presented by region.
Document 3: Wareside: Wareside is a small village and civil parish in the East Hertfordshire District, in the county of Hertfordshire. The population of the civil parish as of the 2011 census is 735. It is approximately 3 miles away from the town of Ware (from where it probably took its name) and the larger town of Hertford, the county town of Hertfordshire. Nearby villages include Widford, Hunsdon, Babbs Green and Bakers End. Nearby hamlets include Cold Christmas and Helham Green. The B1004 linking Ware to Bishop's Stortford goes through the village and the main A10 road can be picked up at Thundridge. Fanhams Hall Road also links Wareside back to Ware. Ware railway station on the Hertford East Branch Line is located two and a half miles away.
Document 4: Watford Rural: Watford Rural is a civil parish in the Three Rivers District of Hertfordshire, England. Located approximately northwest of central London and adjacent to the Greater London boundary, it is an urbanised parish characterised by suburban residential development. The local council is Watford Rural Parish Council. The parish covers South Oxhey and Carpenders Park, which although part of the Watford urban area, are outside the borough of Watford. The parish was created in 1894 when the ancient Watford parish was split into urban and rural parishes. At the 2001 census it had a population of 20,250.
Document 5: East Africa: East Africa or Eastern Africa is the easterly region of the African continent, variably defined by geography or geopolitics. In the United Nations Statistics Division scheme of geographic regions, 20 territories constitute Eastern Africa:
Document 6: Hertfordshire: Hertfordshire is the county immediately north of London and is part of the East of England region, a mainly statistical unit. A significant minority of the population across all districts are City of London commuters. To the east is Essex, to the west is Buckinghamshire and to the north are Bedfordshire and Cambridgeshire.
Document 7: Barkway: Barkway is a long-established village and civil parish in the North Hertfordshire district of Hertfordshire, England, about five miles south-east of Royston, 35 miles from London and 15 miles from the centre of Cambridge. The Prime Meridian passes a mile or so to the west of Barkway.
Document 8: Northeast India: The states of North Eastern Region are officially recognised under the North Eastern Council (NEC), constituted in 1971 as the acting agency for the development of the north eastern states. Long after induction of NEC, Sikkim formed part of the North Eastern Region as the eighth state in 2002. India's Look - East connectivity projects connect Northeast India to China and ASEAN.
Document 9: Hertfordshire Fire and Rescue Service: The Service Headquarters is located in Hertford whilst the Training and Development Centre and Fire Control Centre are located in Stevenage. It is administered by a Fire Authority which is an internal part of Hertfordshire County Council. The Chief Fire Officer is Darryl Keen, assisted by Deputy Chief Fire Officer Chris Bigland.
Document 10: Royal Institute of British Architects: The Institute also maintains a dozen regional offices around the United Kingdom, it opened its first regional office for the East of England at Cambridge in 1966.
Document 11: East Barnet: East Barnet is an area of north London within the London Borough of Barnet bordered by New Barnet, Cockfosters and Southgate. It is a largely residential suburb whose central area contains shops, public houses, restaurants and services, and the parish church of St Mary the Virgin. East Barnet is close to the M25 and the A1 and M1.
Document 12: Regions of England: Region Statistical regions Administrative region (1) Location England Created Number 9 Additional status NUTS 1 region European constituency Populations 2,596,886 -- 8,634,750 Areas 1,572 -- 23,829 km2 Government Local authority leaders' board (6) Elected assembly (1) None (2) Subdivisions Non-metropolitan county (8) Metropolitan county (4) Districts of London (1)
Document 13: London: London i/ˈlʌndən/ is the capital and most populous city of England and the United Kingdom. Standing on the River Thames in the south eastern part of the island of Great Britain, London has been a major settlement for two millennia. It was founded by the Romans, who named it Londinium. London's ancient core, the City of London, largely retains its 1.12-square-mile (2.9 km2) medieval boundaries and in 2011 had a resident population of 7,375, making it the smallest city in England. Since at least the 19th century, the term London has also referred to the metropolis developed around this core. The bulk of this conurbation forms Greater London,[note 1] a region of England governed by the Mayor of London and the London Assembly.[note 2] The conurbation also covers two English counties: the small district of the City of London and the county of Greater London. The latter constitutes the vast majority of London, though historically it was split between Middlesex (a now abolished county), Essex, Surrey, Kent and Hertfordshire.
Document 14: North Region, Singapore: The North Region of Singapore is one of the five regions in the city-state. The region is the second largest region in terms of land area, and has a population of 531,860. Woodlands is the regional centre and also the most populous town with 250,290 residents living in the area. Comprising 13,500 hectares of land area, it includes eight planning areas.
Document 15: Port of Lowestoft: The Port of Lowestoft is a harbour in Lowestoft in the English county of Suffolk owned by Associated British Ports. It is the most easterly harbour in the United Kingdom and has direct sea access to the North Sea. The harbour is made up of two sections divided by a bascule bridge. The inner harbour is formed by Lake Lothing whilst the outer harbour is constructed from breakwaters.
ground_truth: 1994
sub_queries: In which state is Hertfordshire located? Answer: East of England
When was East of England birthed? Answer: 1994