Robert Schuman was twice Prime Minister of France, a reformist Minister of Finance and a Foreign Minister, he was instrumental in building post-war European and trans-Atlantic institutions and was one of the founders of the European Union, the Council of Europe and NATO. In 1953 he came to the Caux conference centre in Switzerland.
Source, Wikipedia, accessed 08.06.2020: https://en.wikipedia.org/wiki/Robert_Schuman