Dominion Day, Parliament Square, Ottawa, Ontario. Ancestry.com. Canada Historical Postcards [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2010. Original data: Mary Martin Postcards (www.MaryLMartin.com), Perryville, MD, USA.
July 1 is Canada Day. Canada was united after the Constitution Act, 1867 (formerly called British North America Act, 1867) was enacted on 1 July 1867.The holiday was established on 15 May 1879 and was originally called Dominion Day. On 27 October 1982, the name was officially changed to Canada Day. (Source: Canada Day)