Cod Wars of nationalism and party competition for Iceland and pressure from the trawling industry for Britain are reasons that both sides took actions that were of noticeable risk to their broader security interests. Interdepartmental competition and unilateral behaviour by individual diplomats were also factors, with the British Ministry of Agriculture and Fisheries influencing the British government's decision 'more than the Foreign Office'. A 2017 study argues that both a combination of powerful domestic pressures on statesmen to escalate and miscalculation by those statesmen contributed to the outbreak of the Cod Wars. The study argues that Iceland won each of the Cod
Cod fisheries that can be taken not only with nets but with fishing-baskets," and around 1600 English fishing captains still reported cod shoals "so thick by the shore that we hardly have been able to row a boat through them." In the early sixteenth century, fishermen from England, France, Spain and Portugal discovered the best places to fish for cod in the waters off Newfoundland, and how best to preserve the fish for the journey home. The French, Spanish and Portuguese fishermen tended to fish on the Grand Banks and other banks out to sea, where fish were always available. They salted