Why is the spanish civil war often called a “dress rehearsal” for ww2

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.

Woodrow wilson called the supreme court "a constitution convention in continuous session." what did wilson mean by this?

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