History of the North Sea claimed no more than narrow coastal waters. In the last few decades things have changed. The countries bordering the North Sea all claim the twelve nautical miles (22 km) of territorial waters within which they have, for example, exclusive fishing rights. Iceland, however, as a result of the Cod Wars has exclusive fishing rights for from its coast, into parts of the North Sea. The Common Fisheries Policy of the EU exists to coordinate fishing rights and assist with disputes between EU states and the EU border state of Norway. After the discovery of mineral resources in the North Sea,
Harold Innis and the cod fishery World from Spain." Innis shows how the cod fishery was interwoven economically with the slave trade and international markets for such other products as sugar, tobacco and rum. He argues that rivalry between the British and the colonists in New England led to the American Revolution. While his study of the fur trade focused on the continental interior with its interlocking rivers and lakes, "The Cod Fisheries" looks outward at global trade and empire showing the far-reaching effects of one staple product, both on imperial centres and on marginal colonies such as Newfoundland, Nova Scotia and New England. Biographer, John