It was racial/ethnic. The Nazis thought
that they were the supreme race and believed that anyone who was below them
deserved to be either imprisoned or exterminated. Jews, Gypsies, Eastern Europeans and all
those they considered inferior were victimized and many suffered as a result.
Wilson had to set aside domestic reforms to focus on the war effort
The Grant Depression led Americans to believe that President Herbert Hoover was to blame. Hoover entered office, right as the stock markets crashed, and he could not do anything to prevent that. America learned that they could persevere through thick and thin as a country. That not even a money drought can stop the United States of America.
Don’t quote me on this but I’m thinking c since the barbians were to great of a army for Rome but I’d wait to see what other answers you might get