Do you think that the air travel industry's roots in the military is a significant factor? I would guess so but I have no experience to back it up, just curious

Do you think that the air travel industry's roots in the military is a significant factor? I would guess so but I have no experience to back it up, just curious. (I'm asking this on the assumption that the US air travel industry has significant military roots, which I think is true but could be wrong?)