欧州委員会事務局長

欧州連合の政治
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加盟国（27）オーストリアベルギーブルガリアクロアチアキプロスチェコ共和国デンマークエストニアフィンランドフランスドイツギリシャハンガリーアイルランドイタリアラトビアリトアニアルクセンブルクマルタオランダポーランドポルトガルルーマニアスロバキアスロベニアスペインスウェーデン候補国アルバニアボスニア・ヘルツェゴビナジョージアモルドバモンテネグロ北マケドニアセルビアウクライナ加盟交渉が中断している国七面鳥申請国コソボ議題に上らない州アルメニアアゼルバイジャンベラルーシアイスランドカザフスタンノルウェーロシアスイスイギリスマイクロステートと欧州連合アンドラリヒテンシュタインモナコサンマリノバチカン市国特別地域 EU3（EU創設国）欧州連合の拡大欧州連合からの離脱
条約と宣言シューマン宣言（1950年）パリ条約（1951年）ヨーロッパ宣言（1951年）スパーク報告書（1956年）ローマ条約（1957年）ユーラトム条約（1957年）合併条約（1965年）厳粛な宣言（1983年）単一欧州法（1986年）マーストリヒト条約（1992年）アムステルダム条約（1997年）ニース条約（2001年）ベルリン宣言（2007年）リスボン条約（2007年）第7条第50条オプトアウト加盟条約 1972年、1979年、1985年、1994年、2003年、2005年、2011年脱退条約 1984年、2020年その他の条約シェンゲン協定（1985年）欧州経済領域協定（1992年）放棄された条約と協定欧州憲法（2004年）英国の加盟再交渉（2015～2016年）
行政機関欧州理事会社長：コスタ（PES）パーティー会議リスト欧州委員会フォン・デア・ライエン委員会 President: Von der Leyen (EPP) Vice Presidents College of Commissioners Civil Service Secretary-General: Juhansone
Legislative institutions Legislative procedure Council of the EU Presidency Cyprus (January–June 2026) Configurations GAC FAC ECOFIN Eurogroup AGRIFISH EPSCO COMPET TTE ENVI JHA EYC Voting Secretariat Secretary-General: Thérèse Blanchet Directorates-general Council preparatory bodies COREPER Council Working Parties European Parliament (Members) President: Metsola Largest groups EPP (Manfred Weber) S&D (Iratxe García) Member of the European Parliament 10th session (2024–2029) Bureau Vice Presidents Quaestor Conference National parliaments
Judicial institutions Court of Justice of the EU European Court of Justice Members Advocates General Rulings General Court
Auditory institutions European Court of Auditors European Court of Auditors Other auditory bodies Internal Audit Service of the Commission Committee on Budgetary Control of the Parliament Economic and Financial Affairs configuration of the Council Anti-Fraud Office Public Prosecutor's Office
European Central Bank President Lagarde ESCB EMU Euro banknotes Euro coins
Other bodies European Investment Bank Group Investment Bank Investment Fund EIB Institute European Stability Mechanism European Stability Mechanism European University Institute European University Institute Unified Patent Court Unified Patent Court Agencies, decentralised independent bodies and joint undertakings Decentralised agencies of the EU Single market agencies CFSP agencies AFSC agencies ESFS European Supervisory Authorities SRM bodies Executive agencies of the EU Euratom agencies Decentralised independent bodies of the EU European Institute of Innovation and Technology European Public Prosecutor's Office Corporate bodies of the EU European Data Protection Board Authority for European Political Parties and European Political Foundations Joint undertakings of the EU of the Euratom Other independent bodies European Data Protection Supervisor European Ombudsman Advisory bodies European Committee of the Regions European Economic and Social Committee Political and Security Committee European Union Military Committee EU/ESA Space Council Inter-institutional bodies Publications Office of the European Union European External Action Service European Personnel Selection Office Anti-Fraud Office European Administrative School
Euratom Euratom members Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovakia Slovenia Spain Sweden Associated states Switzerland United Kingdom Nuclear power in the European Union Euratom since 1 January 2021
Economic and Monetary Union Eurozone members Austria Belgium Bulgaria Croatia Cyprus Estonia Finland France Germany Greece Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Portugal Slovakia Slovenia Spain Eurogroup President Kyriakos Pierrakakis Other currencies in use Czech koruna Danish krone (Opt-out of the euro) Hungarian forint Polish złoty Romanian leu Swedish krona ERM II Enlargement of the eurozone Non Euro countries relationship to Euro Czechia Denmark Hungary Poland Sweden Romania Eurozone since 2023
Schengen Area Austria Belgium Bulgaria Croatia Czech Republic Denmark Estonia Finland France Germany Greece Hungary Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovakia Slovenia Spain Sweden Non-EU members Iceland Liechtenstein Norway Switzerland Non-Schengen area EU member states Cyprus Ireland (Opt-out) EES ETIAS Prüm Convention Schengen Information System Visa Information System Visa policy of the Schengen Area Schengen Area from January 2025
European Economic Area EEA members Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovakia Slovenia Spain Sweden Non-EU members Iceland Liechtenstein Norway Topics EEA Joint Committee EEA National Identity cards Microstates and the European Union European Economic Area
Elections Elections to the European Parliament European parties European foundations Political groups of the European Parliament Spitzenkandidat Constituencies Apportionment Referendums related to the EU European elections 1979 1984 1989 1994 1999 2004 2009 2014 2019 2024 (latest election) Elections in EU member states Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovakia Slovenia Spain Sweden
Law Acquis Conferral Primacy (ECJ Case 6/64) Subsidiarity Regulation Democratic legitimacy Directive Decision Recommendation Fundamental Rights
Policies and issues Budget Customs Union Free Trade Agreements European Single Market Area of FS&J Policies Agricultural Energy Fisheries Regional Citizenship Passports of the European Union Identity Pro-Europeanism Euroscepticism European banking union European Banking Supervision Single Resolution Mechanism Capital Markets Union European System of Financial Supervision Institutional seats of the European Union Integration Supranationalism European Federation Multi-speed Europe Enhanced cooperation
Foreign relations High Representative Kaja Kallas Ext. Action Service Foreign Policy Defence Policy Foreign relations of EU member states Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovakia Slovenia Spain Sweden Argentina–European Union relations Armenia–European Union relations ASEAN–European Union relations Australia–European Union relations Brazil–European Union relations Canada–European Union relations China–European Union relations European Union–NATO relations Georgia–European Union relations Iceland–European Union relations Iran–European Union relations Israel–European Union relations Japan–European Union relations Kazakhstan–European Union relations Mexico–European Union relations Moldova–European Union relations Norway–European Union relations Russia–European Union relations Switzerland–European Union relations Turkey–European Union relations Ukraine–European Union relations United Kingdom–European Union relations (History) Post-Brexit United Kingdom relations with the European Union Brexit United States–European Union relations Common Travel Area (Ireland) Microstates and the European Union European Union and the United Nations European Union Association Agreement European Neighbourhood Policy Eastern Partnership Euronest Parliamentary Assembly G7 G20
Defunct bodies European Communities (1958–1993) European Coal and Steel Community European Economic Community European Community Western European Union Convention on the Future of Europe
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