28 leading European architects founded in La Sarraz, near Lausanne in Switzerland, the Congrès Internationaux d’Architecture Moderne (CIAM), the International Congresses of Modern Architecture in June 1928.
Initialized by Le Corbusier with the support of Hélène de Mandrot, Gabriel Guévrékian and the art historian Sigfried Giedionwith (the first CIAM secretary-general), the conferences were meant as think tanks and places for exchanging and spreading ideas of the Modern Movement in archictecture and urban planning.
The other founding members were: Walter Gropius, Karl Moser (first CIAM president), Uno Åhrén, Hendrik Berlage, Victor Bourgeois, Pierre Chareau, Josef Frank, Gabriel Guevrekian, Max Ernst Haefeli, Hugo Häring, Arnold Hoechel, Huib Hoste, Pierre Jeanneret, André Lurçat, Ernst May, Max Cetto, Fernando García Mercadal, Hannes Meyer, Werner Max Moser, Carlo Enrico Rava, Gerrit Rietveld, Alberto Sartoris, Hans Schmidt, Mart Stam, Rudolf Steiger, Henri-Robert von der Mühll and Juan de Zavala.
From 1928 to 1959 eleven conferences took place:
The founding statement from CIAM I in the summer of 1928 included the following key statements:
The dissolution of the organization was announced at the last conference in 1959.