How did the sharecropping system of labor assist southern whites in reasserting control over black labor?

What arguments might a conservation used to justify president roosevelt's expansion of power of federal government

In the supreme court’s decision in korematsu v. united states, the court said that korematsu

Which is the main inference that can be drawn from adam smith's book the wealth of nations? a) for an economy to work flawlessly, it shouldn't have to serve and moral goals. b) the government must control a free-market economy, or economic problems will arise. c) a free-market economy works well only without the government's interference. d) free trade will only hurt economies and should be stopped by governments.