The new edition of this accessible introduction to the history of the European Union (EU) has been fully revised and updated to reflect the significant changes within the EU over the past decade. Revealing the politics beneath the surface, national rivalries and changing positions behind events, meetings and treaty negotiations, the text provides a thematic history of European economic and political integration in its economic, military, monetary and political contexts; outlines the major schools of thought regarding the causes and motives for European economic integration including the theories of Lipgens, Haas and Milward; considers the economic and political reasons for establishing supranational organisations; evaluates the impact of the collapse of communism on the EU, its policy implications and member states' responses; and contains new and updated material on the Euro, enlargement of the EU, the constitutional debate, EU economic, monetary and foreign policies and other key recent developments. Ideal introductory reading for those new to the study of the EU seeking a concise and up-to-date account of the political and economic development of the EU, Origins & Development of the European Union is essential for all students of European politics, European history and those looking to gain a thorough understanding of contemporary politics.