Editing Trafalgar-class submarine (section)

===Potential export===
In 1987, the Canadian White Paper on Defence recommended the purchase of 10 to 12 {{sclass|Rubis|submarine|5}}- or ''Trafalgar''-class submarines under technology transfer,<ref>{{cite book |title=Challenge and Commitment: A Defence Policy for Canada |year=1987 |publisher=[[Department of National Defence (Canada)]] |location=Ottawa |isbn=0-660-12509-9 |pages=52–54 |url=http://publications.gc.ca/collections/collection_2012/dn-nd/D2-73-1987-eng.pdf |access-date=23 July 2014}}</ref> with the choice of the type of submarine due to be confirmed before summer 1988.<ref>{{cite book |title=Defence Update 1988–89 |year=1989 |publisher=[[Department of National Defence (Canada)]] |location=Ottawa |isbn=0-662-55733-6 |url=http://publications.gc.ca/collections/collection_2012/dn-nd/D3-11-1989-eng.pdf |access-date=23 July 2014}}</ref> The goal was to build up a three-ocean navy and to assert Canadian sovereignty over Arctic waters.<ref>{{cite news |title=Canada's Arctic claims |author=Keith Spicer |newspaper=[[Ottawa Citizen]] |date=10 September 2007 |url=http://www.canada.com/ottawacitizen/story.html?id=06b557bc-bbc0-4543-90e3-4da70001bef6 |url-status=dead |archive-url=https://web.archive.org/web/20150127073729/http://www.canada.com/ottawacitizen/story.html?id=06b557bc-bbc0-4543-90e3-4da70001bef6 |archive-date=27 January 2015  }}</ref> The purchase was abandoned in April 1989 due to a growing budget deficit.<ref>{{Cite news |date=28 April 1989 |title=Canada Canceling Plans to Purchase Atom Submarines |work=The New York Times |pages=1}}</ref>