Scotland in the modern era to become a cattle breed of worldwide reputation. Scotland was already one of the most urbanised societies in Europe by 1800. The industrial belt ran across the country from southwest to northeast; by 1900 the four industrialised counties of Lanarkshire, Renfrewshire, Dunbartonshire, and Ayrshire contained 44 per cent of the population. Glasgow and the River Clyde became a major shipbuilding centre. Glasgow became one of the largest cities in the world, and known as "the Second City of the Empire" after London. Shipbuilding on Clydeside (the river Clyde through Glasgow and other points) began when the first small yards were
Scotland in the Late Middle Ages would have been relatively evenly spread over the kingdom, with roughly half living north of the Tay. Perhaps ten per cent of the population lived in one of fifty burghs that existed at the beginning of the period, mainly in the east and south. It has been suggested that they would have had a mean population of about 2,000, but many would be much smaller than 1,000 and the largest, Edinburgh, probably had a population of over 10,000 by the end of the era. Scotland is roughly half the size of England and Wales, but has only between a fifth