Quote Originally Posted by Jim Kelly View Post

If Batman and Superman were active a long while, then I don't think Green Arrow was the first of his kind. But Presidents are noted for saying things that aren't perfectly accurate--and on a meta level it had a truthiness to it. Earth-One used to have a male president--Earth-Prime has a female (but not alien Lynda Carter).
In the case of Batman that's because they play it as he was an urban myth. Oliver stated as much some time ago. I assumed this meant SM has been retconned to have a later starting carreer.