Retrieved 19 July 2008. ↑ "Treaty between the Government of Canada and the Government of the United States of America on Mutual Legal assistance in Criminal Matters". Archived from the original on 5 February 2005. Retrieved 13 July 2009. ↑ "Extradition Treaty Between the United States of America and Canada".[permanent dead link] ↑ Canada, Immigration, Refugees and Citizenship.