This episode follows the controversy in America from 1939 into the early '40s over American involvement in the "European War." Archival film footage shows the strength of the American Nazi Party and the American Labor Movement as they took opposite sides in the controversy, and how the Japanese attack on Pearl Harbor and the This episode follows the controversy in America from 1939 into the early '40s over American involvement in the "European War." Archival film footage shows the strength of the American Nazi Party and the American Labor Movement as they took opposite sides in the controversy, and how the Japanese attack on Pearl Harbor and the German declaration of war on America ended the debate.declaration of war on America ended the debate.