Gloucester is a city, district and county town of Gloucestershire in the South West region of England. Gloucester lies close to the Welsh border, and on the River Severn, approximately north-east of Bristol, and south-southwest of Birmingham.A cathedral city, capital of its county which was built on a flat spot of land, Gloucester is situated on the River Severn and the Bristol and Birmingham Railway.Gloucester was founded in AD 97 by the Romans under Emperor Nerva as Colonia Glevum Nervensis, and was granted its first charter in 1155 by King Henry II. Economically, the city is dominated by the service industries, and has a strong financial and business sector, being home to the bank Cheltenham & Gloucester and historically was prominent in the aerospace industry.