Without the second election of Trump? It's likely. Canada's aircraft industry got majorly burned by the US in 2017 during his first administration and Biden didn't significantly reverse the impact in any way.
Canada's aircraft industry has been on life support since long before Trump took office, having been forced to partner up with China.
The C-Series was divested to Airbus, the Dash 8 isn't produced anymore, and all Bombardier proper produces are biz-jets.
https://www.reuters.com/article/business/trump-administratio...
Whether the C-Series would have been profitable for Bombardier without the extreme heavy-handed US intervention is not particularly clear but the outlook already wasn't great - still, it's inarguable that Boeing leveraged lobbying to quicken Bombardier's demise.
its straight economic warfare on behalf of Boeing