““On July 1, President Calvin Coolidge signed the measure into law. With the act’s ratification, the country was set on a course to, by its own definition, “maintain the racial preponderance of the basic strain [of] our people” and “stabilize the ethnic composition of the population.” The act proved so restrictive for Asians and eastern Europeans that in 1924 more Italians, Czechs, Yugoslavs, Greeks, Lithuanians, Hungarians, Poles, Portuguese, Romanians, Chinese, and Japanese left the United States than arrived as immigrants””