"The frontier between 'law' and 'politics' is not always clear-cut. A large area exists where courts operate, but governments and parliaments also make decisions. Tim Koopmans compares the way American, British, French and German law and politics deal with different issues: in many instances subjects which are highly 'political' in one country constitute legal issues in another. Is there, for example a 'sovereign Parliament' (as there is in Britain),...