Part I. Constitutional Foundations: 1. Constitutional history: from Paris to Lisbon; 2. Constitutional nature: a federation of states; 3. European law I: nature -- direct effect; 4. European law II: nature -- supremacy/pre-emption; 5. Governmental structure: Union institutions I; 6. Governmental structure: Union institutions II; Part II. Governmental Powers: 7. Legislative powers: competences and procedures; 8. External powers: competences and procedures; 9. Executive powers: competences and procedures; 10. Judicial powers I: (centralised) European procedures; 11. Judicial powers II: (decentralised) national procedures; 12. Judicial powers III: EU fundamental rights.