I'm making the narrower argument that the WMDs don't matter, which I'm standing by. - If the war had gone well, nobody would care about the false claims. - If

I'm making the narrower argument that the WMDs don't matter, which I'm standing by. - If the war had gone well, nobody would care about the false claims. - If we hadn't claimed there were WMDs, and the war had gone badly, there would be other reasons to dislike the war. - If we had found chemical weapons, and the war had still gone badly, nobody would newly think the war was justified (everyone knew that Iraq at one point had chemical weapons, obviously).