Luxembourg Budgetary Treaty enters into forceJan 1, 1971Labels: Luxembourg Treaty, European ParliamentBudget TreatiesEP Factsheets
Brussels Budgetary Treaty enters into forceJun 1, 1977Labels: Brussels Treaty, European ParliamentEP FactsheetsBudget Treaties
First direct European Parliament elections heldJun 7, 1979Labels: European Parliament, Direct ElectionsEP ElectionEU Story
Simone Veil elected European Parliament PresidentJul 17, 1979Labels: Simone Veil, European ParliamentEU StoryEU PioneersEP Archives
Single European Act signed (Luxembourg)Feb 17, 1986Labels: Single European, LuxembourgEP TreatiesBritannica
Single European Act enters into forceJul 1, 1987Labels: Single European, European ParliamentEP TreatiesBritannica
Maastricht Treaty signed (Treaty on European Union)Feb 7, 1992Labels: Maastricht Treaty, Treaty onEP TreatiesBritannica
Maastricht Treaty enters into force; co-decision introducedNov 1, 1993Labels: Maastricht Treaty, Co-decisionEP TreatiesBritannica
Treaty of Amsterdam enters into forceMay 1, 1999Labels: Treaty of, Co-decisionEP FactsheetsOLP Explainer
Treaty of Nice enters into forceFeb 1, 2003Labels: Treaty of, European ParliamentEP TreatiesUK Parliament
Treaty of Lisbon enters into force; Parliament’s powers expandedDec 1, 2009Labels: Treaty of, Ordinary LegislativeEP TreatiesOLP ExplainerEP Factsheets
