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 fishery off the Grand Banks of Newfoundland became hotly contested by the British and French, in the sixteenth and seventeenth century. The British used small boats close to shore, from which they caught the cod with hook and line. They practiced the "dry fishery" technique, which involved shore-based settlements for the drying of cod on flakes or racks placed in the open air for their subsequent transport back to Europe. The French on the other hand practiced the "green fishery", which involved processing the catch with salt aboard ship. At the same time a fleet of schooners fishing for cod,