Further to the info in @aznfreak007's post above, I was amused at this bit in another article I was reading:

QUOTE:

"Air Canada is an objectively absurd creature. The Mulroney government privatized the operation in the 1980s not so much as one might go about trying to create a lean, efficient, popular company, but more in the way prime ministers go about building their cabinets: Everywhere important gets a cookie. Thus, under the Air Canada Public Participation Act , the former flag carrier is the only Canadian airline subject to the Official Languages Act. It is also the only Canadian airline obliged to maintain its head office in a certain jurisdiction (i.e., Montreal) or to conduct its maintenance activities in certain places (i.e., Ontario, Quebec and Manitoba — Winnipeg having been headquarters for the predecessor Trans-Canada Airlines and its maintenance hub thereafter)."

Full article
https://nationalpost.com/opinion/chr...e-even-weirder