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Back to european union law
Question 1 of 20
In the landmark case of Costa v ENEL (1964), the Court of Justice of the European Union (CJEU) established which fundamental principle of EU law?
A.
The principle of Subsidiarity
B.
The principle of Supremacy (Primacy) of EU law
C.
The principle of State Liability
D.
The principle of Mutual Recognition
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