Public Health While Factory and Mine legislation was essential to addressing the terrible exploitation and working conditions faced by the industrial working class and educational reform was essential to improving their children’s opportunities, the most urgent problem that required State intervention was public health. Industrial cities in nineteenth century Britain were deadly. The population of England, Wales and Scotland had doubled in the first half of the nineteenth century, from 10.5 to 20.8 million. Much of this increase was concentrated in the growing industrial cities. Between 1801 and 1851 the population of Glasgow grew from 77,000 to 357,000; Liverpool, 82,000 to 376,000; Manchester, 75,000 to 303,000; and Bradford, 13,000 to 104,000. Even in an age of enlightened and well-regulated urban planning these increases would have been difficult to manage, in the early nineteenth century they resulted in appalling overcrowding, shoddy housing, inadequate sanitation, disease and t