Cubism Ossip Zadkine as well as Jacques Lipchitz and Henri Laurens; and painters such as Louis Marcoussis, Roger de La Fresnaye, František Kupka, Diego Rivera, Léopold Survage, Auguste Herbin, André Lhote, Gino Severini (after 1916), María Blanchard (after 1916) and Georges Valmier (after 1918). More fundamentally, Christopher Green argues that Douglas Cooper's terms were "later undermined by interpretations of the work of Picasso, Braque, Gris and Léger that stress iconographic and ideological questions rather than methods of representation." John Berger identifies the essence of Cubism with the mechanical diagram. "The metaphorical model of Cubism is the diagram: The diagram being a
20th-century French art 20th-century French art 20th-century French art developed out of the Impressionism and Post-Impressionism that dominated French art at the end of the 19th century. The first half of the 20th century in France saw the even more revolutionary experiments of Cubism, Dada and Surrealism, artistic movements that would have a major impact on western, and eventually world, art. After World War II, while French artists explored such tendencies as Tachism, Fluxus and New realism, France's preeminence in the visual arts progressively became eclipsed by developments elsewhere (the United States in particular). The early years of the twentieth century were dominated