New York Times: “Fallout from the failures has shaped a generation of politicians and policymakers. The war deeply damaged the reputation of the intelligence agencies and heightened skepticism of military leaders. It empowered politicians willing to harness that skepticism — from Nancy Pelosi, who was first elected speaker of the House in a surge of antiwar sentiment in 2007, to Donald J. Trump, who in 2015 denounced the war as ‘a tremendous disservice to humanity’ and slammed its Republican architects.”
“But the greatest legacy of the Iraq war is a desire to never do it again, there or anywhere. Two decades later, there is a growing aversion to intervening overseas, among not only Democrats but also Republicans.”