Cubism Cubism", (from 1909 to 1914) during which time Juan Gris emerged as an important exponent (after 1911); and finally Cooper referred to "Late Cubism" (from 1914 to 1921) as the last phase of Cubism as a radical avant-garde movement. Douglas Cooper's restrictive use of these terms to distinguish the work of Braque, Picasso, Gris (from 1911) and Léger (to a lesser extent) implied an intentional value judgement. Cubism burgeoned between 1907 and 1911. Pablo Picasso's 1907 painting "Les Demoiselles d'Avignon" has often been considered a proto-Cubist work. Georges Braque's 1908 "Houses at L’Estaque" (and related works) prompted the critic Louis
Immigration from China in the early 20th century these nationals to work legally. More than 80,000 Chinese immigrants were affected by this act. Having the right to work and live legally in the United States prompted many immigrants from Hong Kong and Taiwan to pursue jobs in the United States. In the late 1990s through early 2000s, there was a significant influx in employment for Chinese laborers, according to census data analysis. Immigration from China in the early 20th century Significant Chinese immigration to the United States began with the California Gold Rush, in the late 1840s. Many of these immigrants were single men who worked for a