<span>The secret police attempted to identify citizens who opposed the Communist Party and who could undermine it.
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After losing their farm during the Great Depression in the 1930s, become migrant workers and end up in California. The motion picture details their arduous journey across the United States as they travel to California in search of work and opportunities for the family members, and features cinematography by Gregg Toland.
In the 1840s, nativists believed that immigrants "could not fit into American society." During that year, the Nativists (or anti-immigrants) had raised their power over immigrants. They want to preserve their status in some certain established inhabitants of the nation over the claims of immigrants.