Assertion: claim | /r/HasProperty | 478 miof ocean
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text: 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 415 nmi (769 km; 478 mi) of ocean between the Pole and Canada's northernmost land point).