Yet Bombardier itself is subsidized to the point where many have suggested it would be easier to just nationalize it...yet no one is critiquing that arrangement
It's pretty clear that airplanes are expensive to build, and every large plane manufacturer has government subsidies, but Boeing is being particularly anti-competitive in this instance and is getting away with it.
The fact that they have instigated litigation in what is, for them, a relatively fringe sector.