Yukon—Mackenzie River and Yukon ridings. It consisted of the Yukon Territory and the part of the District of Mackenzie in the Northwest Territories lying west of the 109th meridian west longitude. The remainder of the District of Mackenzie, as well as the Districts of Keewatin, Franklin and Ungava, had no representation until 1962. Yukon—Mackenzie River Yukon—Mackenzie River was a federal electoral district in Canada that was represented in the House of Commons of Canada from 1949 to 1953. It covered the Yukon Territory, and the southwestern part of the Northwest Territories. This riding was created in 1947, and was only used in
British Arctic Territories the Province of Manitoba and the new Northwest Territories, which originally included northern Ontario, the rest of Manitoba, all of Saskatchewan and part of Alberta, and what is now Nunavut territory, with the name Northwest Territories retained by the successor government in the region flanked by the Mackenzie River drainage to the north of Alberta. The North-Western Territory was to its northwest, and included parts of British Columbia north of the Stikine Territory and including all of today's Yukon territory, and parts of Alberta not in the Hudson Bay drainage, as well as today's Northwest Territories. Flags of the World