Keeping troops in Iraq in perpetuity would have served the purpose of having more Americans dead and maimed. What is the end game to that strategy?
An occupying force is inevitable doomed.
Bush was an idiot. The fact that Obama is an idiot does not alter that.
It’s entirely likely that an American OpFor would have prevented a lot of what happened. That is, under a different president. We have no eyes and ears now. A stitch in time saves nine has never been truer. Clinton poked out our eyes, and sealed up our ears and we got 9/11.