Proud Valley, a sailor comes to a Welsh coal mining town and helps re-open the mine at the cost of his life. Native Land, a documentary formed from staged reenactments, leads viewers on an emotional tour of the U.S. and its freedom based ideologies (just prior to World War II) and looks at the the forces threatening to undermine its strengths from within: greedy capitalists, professional strikebreakers, and the Ku Klux Kan.