Does the Community legal order constitute a closed ‘self-contained regime’ or will it be an ‘open system’? While founded on the basis of an international treaty, the European Community still has to determine – not unlike national legal orders – the effects of public international law...

The third part of the Constitution for Europe has been submitted to hard criticism. The content of this part however, is indispensable to a Constitution of the European Union as it is a consolidation of the legal bases and institutional details which are necessary to the functioning of the EU....