Video #4 was blocked by the Smithsonian Network for copyright claims, but this one is still available.
German occupation of the Soviet Union, the rapid advance (40 miles per day) with hundreds of thousands of prisoners (totaling more than 3 million in a very short time) captured on film being herded toward the concentration camps. Over 600,000 Soviet prisoners of war died during this period.
German home videos from officers in the Soviet campaign.
Pearl Harbor revisited.