History of Scotland especially coal-mining. 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 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 opened in 1712 at the Scott family's shipyard at Greenock. After 1860, the Clydeside shipyards specialised
Economy of Scotland in the Middle Ages written sources from which to re-construct the demography of Medieval Scotland. Estimates have been for the early period made of a population of 10,000 inhabitants in Dál Riata and 80–100,000 for Pictland, which was probably the largest region. From the formation of the Kingdom of Alba in the tenth century, to before the Black Death reached the country in 1349, estimates based on the amount of farmable land, suggest that population may have grown from half a million to a million. Although there is no reliable documentation on the impact of the plague, if the pattern followed that in England,