What was the effect of the invention of the cotton gin on the united states in the first half of the nineteenth century?

What is the purpose of the system of checks and balances

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.

Business people who received land grants to recruit new settlers to the area were known by what term