Diagram showing the operation and organisation of the institutions of the European Coal and Steel Community (ECSC), as established by the Treaty signed in Paris on 18 April 1951.

Dans ses Mémoires, Jean Monnet évoque les raisons pour lesquelles la ville de Luxembourg fut choisie pour accueillir les institutions de la CECA.

In his opening address at the inaugural session of the High Authority on 10 August 1952 in Luxembourg, Jean Monnet, first President of the institution, outlines the differences between the supranational institutions of the ECSC and those of the other European organisations.

‘The Schuman Plan flag flies over the City of Luxembourg’. On 10 August 1952, as the High Authority is established in the capital of the Grand Duchy, the Schuman Plan flag flies over the City of Luxembourg.

First meeting of the ECSC Council of Ministers, held in Luxembourg on 8 September 1952. The photograph shows Joseph Bech, Luxembourg Foreign Minister, and Robert Schuman, French Foreign Minister.

On 2 May 1956, a locomotive carrying the flags of the six Member States of the European Coal and Steel Community (ECSC) and pulling wagons loaded with coal crosses the Franco-Luxembourg border to mark the opening of the common market for coal and iron ore.

On 9 May 1953, following a ceremony commemorating the ‘Schuman Declaration’ Jean Monnet (left), President of the High Authority, and Robert Schuman (right), MP for the département of the Moselle, leave the seat of the High Authority of the European Coal and Steel Community (ECSC) in Luxembourg.