Or what?
Or what? Nothing. We have literally thousands and thousands of convention warfare equipment either wore out or destroyed after all these years in Iraq. Most of which has not been replaced or repaired.
I seriously doubt we could fight a conventional ground war that lasted more than a couple of weeks against somebody like the Ruskies, which, by the way, has had a couple of decades since their debacle in Afganistan to repair and replace theirs.
My point exactly!