| 24 July 1923 |
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Protocol relating to the Accession of Belgium and Portugal to certain Provisions of Instruments signed at Lausanne. |
| 19 September 1950 |
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Agreement for the Establishment of a European Payments Union |
| 30 June 1954 |
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Supplementary Protocol No.5 amending the Agreement of the 19th of September, 1950 for the Establishment of a European Payments Union. |
| 5 August 1955 |
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Supplementary Protocol No. 7 amending the Agreement for the Establishment of a European Payments Union of 19th September, 1950 |
| 5 August 1955 |
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Protocol of Provisional Application of the European Monetary Agreement [Protocol No.1.] |
| 29 June 1956 |
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Supplementary Protocol No. 8 amending the Agreement of the 19th of September, 1950 for the Establishment of a European Payments Union |
| 25 March 1957 |
1 January 1958 |
Treaty Establishing the European Economic Community |
| 25 March 1957 |
|
Consolidated publication version of the Treaties establishing the European Communities, as amended by subsequent Treaties (Rome, 25 March 1957) with Merger Treaty of 8 April, 1965 and Decision of 20 September, 1976 concerning Direct Elections to the European Assembly |
| 28 June 1957 |
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Supplementary Protocol No.9 amending the Agreement of September 19, 1950 for the Establishment of a European Payments Union |
| 27 June 1958 |
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Supplementary Protocol No.2 amending the European Monetary Agreement of August 5, 1955 |
| 27 June 1958 |
|
Supplementary Protocol No.10 amending the Agreement of September 19, 1950 for the Establishment of a European Payments Union |
| 15 January 1960 |
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Supplementary Protocol No. 3 Amending the European Monetary Agreement ( OEEC ) of 5 August 1955 |
| 12 December 1961 |
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Supplementary Protocol No.4 amending the European Monetary Agreement of August 5, 1955 |
| 1 August 1975 |
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Final Act of the Conference on Security and Co-operation in Europe (With Final Recommendations of the Helsinki Consultations agreed on 08:06:1973) |
| 20 November 1975 |
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Protocol introducing amendments to the Arrangements between Certain Member States of the European Space Research Organisation and the European Space Research Organisation concerning the Execution of an Aeronautical Satellite Programme |
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1 May 2013 |
European Council Decision amending Article 136 of the Treaty on the Functioning of the European Union with regard to a stability mechanism for Member States whose currency is the euro [Council Decision 2011/199/EU) |
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European Union - The Treaty on European Union : the Treaty establishing the European Community (Consolidated Texts on the TEU : Titles I, V, VI and VII and the Treaty establishing the European Community) |
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1988 Consolidated publication of the Treaties establishing the European Communities, as amended by subsequent Treaties |
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Provisional Text of the Constitutional Treaty for the European Union |