On 16 June 1950, Paul Leroy-Beaulieu, Director-General of Economic and Financial Affairs at the High Commission of the French Republic in Germany, drafts a secret note on the meeting that he had two days earlier with Konrad Adenauer, Chancellor of the Federal Republic of Germany (FRG), concerning the organisation of the negotiations between the Six on the Schuman Plan and how these negotiations should take place.

On 20 June 1950, Robert Schuman, French Foreign Minister, welcomes the delegations of the Six to the Quai d’Orsay and formally opens the negotiations for the establishment of a coal and steel pool in Europe.

On 19 March 1951, Jean Monnet, Chairman of the Schuman Plan conference, welcomes the decision taken by the representatives of the six governments that participated in the negotiations on the Schuman Plan in Paris to initial the Treaty establishing the European Coal and Steel Community (ECSC) at the Quai d’Orsay.

On 27 September 1950, the French delegation for the Paris Conference on the Schuman Plan drafts a note setting out the roles and powers of the Court of Justice of the future European Coal and Steel Community (ECSC).

On 4 July 1950, the French Foreign Ministry informs the press of the progress of negotiations at the Paris Conference on the Schuman Plan and announces the establishment of several working groups.

On 25 July 1950, Robert Schuman, French Foreign Minister, gives an address to the French National Assembly in which he describes at length the progress of the diplomatic negotiations on the Schuman Plan, launched on 20 June in Paris, and discusses the issues surrounding these negotiations.

On 12 October 1950, Pierre Uri, economic and financial adviser at the French National Planning Board, drafts a note examining the possible ways in which the European trade union organisations might participate in the future institutions of the European Coal and Steel Community (ECSC).

Jean Monnet (links), Robert Schuman (Mitte) und Jacques de Bourbon-Busset (rechts), stellvertretender Kabinettdirektor von Robert Schuman, anlässlich der Eröffnungssitzung der Regierungsverhandlungen über die Umsetzung des Schuman-Plans am 20. Juni 1950 in Paris.

On 11 November 1950, Paul Leroy-Beaulieu, Head of the General Directorate of Economic and Financial Affairs at the French High Commission in Germany, drafts a short note on the attitude that the British might adopt were the International Authority for the Ruhr (IAR) to cease to exist following the establishment of the European Coal and Steel Community (ECSC).

On 3 June 1950, in a joint press release, the French, German, Belgian, Italian, Luxembourg and Netherlands Governments declare their intention to open negotiations for the pooling of coal and steel production and the establishment of a High Authority.