I would like to take this opportunity to acknowledge the traditional territories of the Blackfoot and the people of the Treaty 7 region in Southern Alberta, which includes the Siksika, the Piikuni, the Kainai, the Tsuut’ina, and the Stoney Nakoda First Nations, including Chiniki, Bearspaw, and Wesley First Nation. By using this site, you agree to the Terms of Use and Privacy Policy. September 22, Mayor Naheed Nenshi City of Calgary. Calgary’s economy was so closely tied to the oil industry that the city’s boom peaked with the average annual price of oil in No religion.