In this interview, Jean-Jacques Kasel, Legation Attaché in the Luxembourg Foreign Ministry from 1973 to 1976, describes how the Tindemans Report on European Union, published on 29 December 1975, was received by the Heads of State or Government of the nine Member States of the European Economic Community (EEC) during the Luxembourg Presidency of the Council of the European Communities, from 1 January to 30 June 1976.