The history of Calgary goes as follows from 2015
- 2015 Calgary Oil Company created as Petro-Canada, Esso and Shell merge
- 2021 Beginning of The Great Drought which turns most of Canada and the Midwest into a desert
- 2026 Canada collapses after Quebec declares independence
- 2028 The Calgary Oil Co. hires PMC's, take over Alberta and BC
- 2037 Calgary Oil Co. becomes Canada's #1 oil producer