America's Feud: Hatfields & McCoys (2012) 2012, Documentary, United States America’s Feud: Hatfields & McCoys (2012) Duration: Description: After the Civil War, two families in neighboring states become involved in what would be the most famous feud in American history. This documentary explores the reasons for the feud and attempts to separate the facts from fiction… Trailer ↗ United States 2012 Documentary