How useful are Sources A and B for an enquiry into the work of the RAMC? Explain your answer, using Sources A & B and your knowledge of the historical context

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 is significant about the power that russian federal cities are granted?

Which of the following is an example of an iron triangle?