Answer:
the Holocaust and other war crimes were well-known.
Definitions
---> Marxism, as the name implies, is the political and social ideology of Karl Marx. He wrote the Communist Manifesto in the 19th century, amidst the Industrial Revolution and the rise of Nationalism. He believed that all conflict boiled down to clashes between class structures.
---> Nuremburg is a city in central Bavaria, in SE Germany: site of international trials (1945-46) of Nazis accused of war crimes.
--> The Holocaust was the systematic mass slaughter of European Jews in Nazi concentration camps during World War ll (usually proceeded by the).
--> Auschwitz is a town in SW Poland: site of Nazi concentration camp during World War ll.
This type of testimony helped prosecutors to prove that the Holocaust and other war crimes were well-known. The testimony suggests that the knowledge of the atrocities committed in Auschwitz was not limited to just the German authorities, but also known to ordinary people such as soldiers who were escorting prisoners to the camp. Therefore, this testimony supports the prosecution's argument that the German people must have known about the atrocities being committed in concentration camps, including Auschwitz.