Cod Wars and institutions are supposed to pacify interstate behavior. The Cod Wars are also held up as an example of the decreasing salience of hard power in international relations, with implications for realist theory which emphasizes the importance of hard power. Theorists on asymmetric bargaining have emphasized how Iceland, lacking structural power, can still have an issue power advantage, with its greater commitment to the cause. A 2017 study argues that the occurrence of the Cod Wars is inconsistent with liberal international relations theory, including the democratic peace thesis, as the "supposedly pacifying factors of the liberal peace – democracy, trade
Cod fishing in Newfoundland had decreased by at least 75% in all stocks, by 90% in three of the six stocks, and by 99% in the case of 'northern' cod, previously the largest cod fishery in the world. After a 10-year moratorium on fishing begun in 1992, the cod had still not returned. It was thought that the local ecosystem might have changed, one possibility being that greater numbers of capelin, which used to provide food for the cod, might be eating the juvenile cod. The waters appeared to be dominated by crab and shrimp rather than fish. However, by 2011 it became apparent