On 9 July 1952, responding positively to an invitation from the Consultative Assembly of the Council of Europe to the Six, the French Government proposes to its fellow Member States of the European Coal and Steel Community (ECSC) that a European Political Community (EPC) be established.

In November 1952, the Study Committee for the European Constitution, set up by the European movement and chaired by Paul-Henri Spaak, draws up an institutional proposal consisting of nine resolutions.