Not that I would ever defend a corporation but it sounds like Delta got a raw deal.
It is tough for corporations to not be political...they get sucked in all the time. Sure there are some like FB which are intentionally political. But when a program is canceled so as not to be on one side or another is difficult.
$40M is a lot of jack to give up...
Have no fear, they will just raise the price of your bag on the plane...instead of $50 it will be $100.