and be in 1648 at the peace of westphalia, they adopted it. and he had died during negotiations, so he didn't get to see it through. but they called this a grotian moment because it really launched the whole idea of sovereign states and modern international law. so when we're looking at moments that are like paradigm shifts where international law changes very radically and quickly, why not call them grotian moments? >> now, the original a war lasting eight decades to get to, to actually crystallize. >> so other people have looked as these moments like radial changes like wold war ii, finish world war ii, and they say those are international constitutional moments, and they're taking a phrase from bruce ackerman, a famous constitutional law professor who looked at the new deal revolution and said that was a constitutional appropriatemoment. and so these folks are saying that happens sometimes in international law, so let's call them international constitutional moments. my problem -- >> that's sort of a little bit specific to the u.s.. >> yeah