Disputes - international:
managed maritime boundary disputes with the US at Dixon Entrance, Beaufort Sea, Strait of Juan de Fuca, and the Gulf of Maine, including the disputed Machias Seal Island and North Rock; Canada and the United States dispute how to divide the Beaufort Sea and the status of the Northwest Passage but continue to work cooperatively to survey the Arctic continental shelf; US works closely with Canada to intensify security measures for monitoring and controlling legal and illegal movement of people, transport, and commodities across the international border; sovereignty dispute with Denmark over Hans Island in the Kennedy Channel between Ellesmere Island and Greenland; commencing the collection of technical evidence for submission to the Commission on the Limits of the Continental Shelf in support of claims for continental shelf beyond 200 nm from its declared baselines in the Arctic, as stipulated in Article 76, paragraph 8, of the UN Convention on the Law of the Sea

Refugees and internally displaced persons:
refugees (country of origin): 8,228 (Colombia); 7,356 (China); 6,774 (Haiti) (2016)

Illicit drugs:
illicit producer of cannabis for the domestic drug market and export to US; use of hydroponics technology permits growers to plant large quantities of high-quality marijuana indoors; increasing ecstasy production, some of which is destined for the US; vulnerable to narcotics money laundering because of its mature financial services sector