It is possible to isolate three pillars of this emerging legal order which form the basis of any discussion of the relationship between Community law and the laws of individual Member States. These three pillars are the supremacy of Community Law, the effectiveness of Community Law in national courts, and state liability for breach of Community Law.
An Introduction to the Relationship Between European Community Law and National Law in Ireland,
20 Fordham Int'l L.J. 1151
Available at: https://ir.lawnet.fordham.edu/ilj/vol20/iss4/4