History of the North Sea United Kingdom and Germany signed the Treaty of Heligoland. The Cod War of 1893 erupted between Denmark and Britain over fishing territories. Denmark declared a fishing territory of 13 nautical miles (24 km) around their shores which included Iceland and the Faroe Islands. Britain did not acknowledge this claim. Tensions in the North Sea were again heightened in 1904 by the Dogger Bank incident, in which Russian naval vessels mistook British fishing boats for Japanese ships and fired on them, and then upon each other. The incident, combined with Britain's alliance with Japan and the Russo-Japanese War led to an
Cod fisheries eastern coast. The interplay between fishing societies and the resources on which they depend is palpable to even the most unacquainted observer: fisheries transform the ecosystem, which in turn pushes the fishery and society to adapt. In the summer of 1992, when the Northern Cod biomass fell to one percent of its earlier level, it became apparent to Canada's federal government that this relationship had been pushed to the breaking point and a moratorium was declared, ending the region's half-millennium run with the Northern Cod. The collapse of the Northern Cod fishery marked a profound change in the ecological, economic