When the nazi death camps were liberated, people around the world were most shocked by the existence of the camps. the size and scale of the camps. the secrecy of the camps. the locations of the camps.

Historians have recently discovered a historical journal published in the early twentieth century. the journal contains facts based on original sources about the downfall of the early byzantium empire. historians consider this long-lost journal to be a breakthrough in their understanding of the byzantium empire. based on this information, the journal is a source.