How did progressives views about race and values foster prejudice

At the beginning of the war, why was hitler allowed to continue his aggression without resistance from other european countries

What notable contributions to science has sandia national labs (snl) produced over the years?

Imagine you are a historian studying a battlefield journal written by a soldier serving in world war i. describe the process of interpreting the information within the journal, as well as how you would determine whether the evidence in the journal is valid