Cubism such until the mid-1920s when its avant-garde status was rendered questionable by the emergence of geometric abstraction and Surrealism in Paris. Many Cubists, including Picasso, Braque, Gris, Léger, Gleizes, and Metzinger, while developing other styles, returned periodically to Cubism, even well after 1925. Cubism reemerged during the 1920s and the 1930s in the work of the American Stuart Davis and the Englishman Ben Nicholson. In France, however, Cubism experienced a decline beginning in about 1925. Léonce Rosenberg exhibited not only the artists stranded by Kahnweiler’s exile but others including Laurens, Lipchitz, Metzinger, Gleizes, Csaky, Herbin and Severini. In 1918 Rosenberg
Western use of the swastika in the early 20th century specifically Indo-European symbol, and associated it with the ancient migrations of Proto-Indo-Europeans. He connected it with similar shapes found on ancient pots in Germany, and theorised that the swastika square was a "significant religious symbol of our remote ancestors", linking Germanic, Greek and Indo-Iranian cultures. Later discoveries of the motif among the remains of the Hittites and of ancient Iran seemed to confirm this theory, but the symbol was also known for its use by indigenous American Indians as well as Eastern cultures. By the early 20th century it was used worldwide and was regarded as a symbol of good