<p>Successive waves of industrial and commercial expansion, associated with West Indian slavery and the development of the corporation-owned docks, which sustained international, Irish and coastal trades, had made Liverpool, on the eastern shore of the Mersey, the premier entrepôt and canal terminus of the North-West, the second largest town and port in the country and an important cultural centre.<fn> S. Marriner, <em>Economic and Social Development of Merseyside</em>, 31-34; <em>PP</em> (1835), xxvi.