Borough of Berwick-upon-Tweed Borough of Berwick-upon-Tweed Berwick-upon-Tweed was a local government district and borough in Northumberland in the north-east of England, on the border with Scotland. The district had a resident population of 25,949 according to the 2001 census, which also notes that it is the most ethnically homogeneous in the country, with 99.6% of the population recording themselves in the 2001 census as "White". It was also the smallest district in England with borough status, and the third-least densely populated local government district (after Eden and Tynedale). Its main town is Berwick-upon-Tweed, sited immediately to the north of the Tweed estuary. The
Historical development of Church of England dioceses the kingdom of England in the 11th century is estimated at between one and two million, with Lincolnshire, East Anglia, and East Kent the most densely populated areas. Population density in these areas was greater than in other areas of the country where many villages had been razed by the conquest armies. Instead of exercising jurisdiction over definite areas, many of the bishops were bishops of tribes or peoples, as the bishops of the South Saxons, the West Saxons, the Somersætas, etc. The "cathedra" of such a bishop was often migratory. In 1075 a council was held in London, under