On 28 June 1967, the High Authority of the European Coal and Steel Community (ECSC) meets for the last time in Luxembourg. On 1 July, the Treaty — signed in Brussels on 8 April 1965 — whereby the executive bodies of the ECSC, the European Economic Community (EEC) and the European Atomic Energy Community (EAEC) were merged enters into force. The Single Commission will hold its first meeting in Brussels on 6 July with the Belgian, Jean Rey, in the chair.