Manifesto of proletarian art
“Manifest Proletkunst” (Manifesto of Proletarian Art), a text written by the Dutch artist Theo van Doesburg, published in Kurt Schwitters' periodical Merz #2 in April 1923 (Hannover, p.24-25), with signatures by leading artists of the international avant-garde (Schwitters, Hans Arp, Tristan Tzara and Christof Spengemann).