Abstract art the basis of a new visual art, later to be developed into Cubism by Georges Braque and Pablo Picasso. Post Impressionism as practiced by Paul Gauguin, Georges Seurat, Vincent van Gogh and Paul Cézanne had an enormous impact on 20th-century art and led to the advent of 20th-century abstraction. The heritage of painters like Van Gogh, Cézanne, Gauguin, and Seurat was essential for the development of modern art. At the beginning of the 20th century Henri Matisse and several other young artists including the pre-cubist Georges Braque, André Derain, Raoul Dufy and Maurice de Vlaminck revolutionized the Paris art world
20th-century Western painting for that spiritual knowledge. Other major pioneers of early abstraction include Swedish painter Hilma af Klint, Russian painter Kazimir Malevich, and Swiss painter Paul Klee. Robert Delaunay was a French artist who is associated with Orphism, (reminiscent of a link between pure abstraction and cubism). His later works were more abstract, reminiscent of Paul Klee. His key contributions to abstract painting refer to his bold use of color, and a clear love of experimentation of both depth and tone. At the invitation of Kandinsky, Delaunay and his wife the artist Sonia Delaunay, joined The Blue Rider (Der Blaue Reiter), a