Northumberland role in the Industrial Revolution from the 18th century on. Many coal mines operated in Northumberland until the widespread closures in the 1970s and 1980s. Collieries operated at Ashington, Bedlington, Blyth, Choppington, Netherton, Ellington and Pegswood. The region's coalfields fuelled industrial expansion in other areas of Britain, and the need to transport the coal from the collieries to the Tyne led to the development of the first railways. Shipbuilding and armaments manufacture were other important industries before the deindustrialisation of the 1980s. Northumberland remains largely rural, and is the least-densely populated county in England. In recent years the county has
Bedfordshire Bedfordshire Bedfordshire (; abbreviated Beds.) is a county in the East of England. It is a ceremonial county and a historic county, covered by three unitary authorities: Bedford, Central Bedfordshire, and Luton. Bedfordshire is bordered by Cambridgeshire to the east and northeast, Northamptonshire to the north, Buckinghamshire to the west and Hertfordshire to the southeast and south. It is the fourteenth most densely populated county of England, with over half the population of the county living in the two largest built-up areas: Luton (236,000) and the county town, Bedford (102,000). The highest elevation point is on Dunstable Downs in the