History of painting world with "wild", multi-colored, expressive, landscapes and figure paintings that the critics called Fauvism. Henri Matisse's second version of "The Dance" signifies a key point in his career and in the development of modern painting. It reflects Matisse's incipient fascination with primitive art: the intense warm colors against the cool blue-green background and the rhythmical succession of dancing nudes convey the feelings of emotional liberation and hedonism. Pablo Picasso made his first cubist paintings based on Cézanne's idea that all depiction of nature can be reduced to three solids: cube, sphere and cone. With the painting Les Demoiselles d'Avignon 1907,
Picasso's African Period and reworked in July of that year), especially in the treatment of the two figures on the right side of the composition. Although "Les Demoiselles" is seen as a proto-cubist work, Picasso continued to develop a style derived from African art before beginning the analytic cubism phase of his painting in 1910. Other works of Picasso's African Period include the "Bust of a Woman" (1907, in the National Gallery, Prague); "Mother and Child" (Summer 1907, in the Musée Picasso, Paris); "Nude with Raised Arms" (1907, in the Thyssen-Bornemisza Museum, Madrid, Spain); and "Three Women" (Summer 1908, in the Hermitage Museum,