What were the problems facing the south after the civil war?

What does president obama say about modern day "hoovervilles"?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons

How did the industrial revolution give an advantage to industrialized european nations over non-industriallized nations?