How did the depression impact workers who were able to keep their jobs? How was this similar to and different from the impact on workers who lost their jobs?

How did industrial production improvements impact export-dependent areas of the world during the great depression?   a.  demand for certain raw materials rose.      b.  demand for certain raw materials fell.      c.  the new technology was exported to most raw material producing nations.      d.  there was a decrease in tariffs.

What role did the alliance system play in preventing austria-hungary and serbia from coming to a compromise settlement?

Were african-americans allowed to serve in the military in wwi?