1993 ⟶ Maastricht Treaty Enters into Force
November 1: The Maastricht Treaty comes in to effect.Year
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1993
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🇪🇺 Formation of the European Economic Community
March 25: Treaty of Rome, which would eventually lead to the European Union.⟶

European UnionEuropean IntegrationPost-WarInternational RelationsTreatyEconomic Cooperation






🇪🇺 Greece Enters the European Communities
January 1: Greece joins the European Communities.⟶

European UnionEuropean IntegrationPolitical AlliancesInternational RelationsEconomic DevelopmentCold WarPost-War










🇪🇺 Maastricht Treaty Signed, Establishing the European Union
February 7: The Maastricht Treaty is signed, creating the European Union.⟶

European IntegrationEuropean UnionTreatyInternational RelationsPolitical UnionGlobalizationMultilateralismSovereigntyEconomic Cooperation












🇪🇺 Maastricht Treaty Enters into Force
November 1: The Maastricht Treaty comes in to effect.⟶
European UnionTreatyEuropean IntegrationPolitical UnionInternational Relations












🇪🇺 EU Member States Sign the Treaty of Lisbon
December 13: 27 EU member states sign the Treaty of Lisbon, with the treaty coming into effect on December 1, 2009.⟶

European UnionTreatyPolitical IntegrationInternational RelationsLawEU EnlargementGovernance



























🇭🇷 Croatia Joins the European Union
July 1: Croatia becomes a member of the European Union.⟶

European IntegrationEuropean UnionInternational Relations
