At the start of the 1950s Robert Schuman (1886–1963), based on a plan by Jean Monnet (1888–1979), called for a European Coal and Steel Community in his "Schuman declaration".
1950. aastate alguses kutsus Robert Schuman (1886-1963) oma deklaratsioonis, mis põhines Jean Monnet' (1888-1979) plaanil, Euroopa Söe- ja Teraseühendust rajama.