 There also are disputes regarding what passages constitute international seaways and rights to passage along them.There is one single disputed piece of land in the Arctic—Hans Island—which is disputed between Canada and Denmark because of its location in the middle of a strait.In 1925, based upon the Sector Principle, Canada became the first country to extend its maritime boundaries northward to the North Pole, at least on paper, between 60°W and 141°W longitude, a claim that is not universally recognized (there are of ocean between the Pole and Canada's northernmost land point).