List of areas disputed by Canada and the United States

British Columbia Alaska New Brunswick
Map all coordinates using: OpenStreetMap 
Download coordinates as: KML · GPX

Although Canada and the United States share the longest border between two countries, there is a long history of disputes about the border's demarcation.[1]

Current disputes

Maps of the Dixon Entrance showing the A-B Line of 1903[6][7][10] (left) and the boundary currently claimed by the U.S.[11] (right).

Historical disputes


See also


  1. ^ McRae, Donald Malcolm; Munro, Gordon Ross (1989). Canadian oceans policy: national strategies and the new law of the sea. University of British Columbia Press. p. 50. ISBN 0-7748-0339-8. Retrieved 2010-11-14.
  2. ^ Kelly, Stephen R. (26 Nov 2012). "Good Neighbors, Bad Border". New York Times. Retrieved 2015-12-04.
  3. ^ a b c d e f g h i j Gray, David H. (Autumn 1997). "Canada's Unresolved Maritime Boundaries" (PDF). IBRU Boundary and Security Bulletin. pp. 61–66. Retrieved 2015-03-21.
  4. ^ US-Canada Arctic border dispute key to maritime riches, BBC News, 2 August 2010
  5. ^ "International Boundary Commission definition of the Canada/US boundary in the NAD83 CSRS reference frame". Retrieved 2015-03-21.
  6. ^ a b White, James (1914). Boundary Disputes and Treaties. Toronto: Glasgow, Brook & Company. pp. 936–958.
  7. ^ a b Davidson, George (1903). The Alaska Boundary. San Francisco: Alaska Packers Association. pp. 79–81, 129–134, 177–179, 229.
  8. ^ The Alaska Boundary Dispute, Tony Fogarassy, Clark Wilson LLP Archived December 18, 2008, at the Wayback Machine
  9. ^ U.S. National Geodetic Survey. "NOAA Shoreline Data Explorer". Retrieved 2015-04-10.
  10. ^ "Dixon Entrance (USGS, 1959)". Retrieved 2016-03-03.
  11. ^ "Dixon Entrance (USGS, 1985)". Retrieved 2016-03-03.