This advanced, detailed guide provides a comprehensive review of laws and policies of the European Union, including BREXIT and Beyond. Chapter 1 examines the history and growth of the European Union. Chapters 2 and 3 focus on critical EU processes behind lawmaking and litigation. Chapter 4 examines the free movement of goods, services, capital, and people (including mass migration). Chapter 5 covers a broad selection of internal EU business law regimes ranging from taxation to agriculture. The EU's complex external trade, foreign investment and customs law is analyzed in Chapter 6. Antitrust law and regulation of business agreements are covered in Chapter 7. The Treaty on European Union, the Treaty on the Functioning of the European Union, the EU Charter of Fundamental Freedoms, and a summary of the EU-UK 2021 Trade and Cooperation Agreement post BREXIT are reproduced in Appendices.