Nativism: The political policy promoting the interests of native inhabitants against those of immigrants, including by favoring native-born or long-term residents over immigrants.
Know Nothing Party: A prominent United States political party during the late 1840s and early 1850s that was primarily anti-Catholic, xenophobic, and hostile to immigration.
Immigration Act of 1924: Federal law that limited annual immigration to just two percent of any given nation’s residents already living in America as per census figures from thirty years prior (1890), effectively limiting immigration from countries outside Western Europe.