What did gerardus mercator accomplish

The slave dred scott sued for his freedom because he was born a free man. he had lived in a free state. slavery violated the 13th amendment he had been freed by pres. lincoln.

Which statement is true of both presidential and parliamentary systems of government?

How did the catholic church change as a result of the council of trent? a. catholic printers were encouraged to publish translations of the bible in common languages b. members of the catholic clergy were required to avoid luxurious lifestyles c. catholics were told they could earn salvation through god’s grace alone d. european catholics were barred from initiating any conflict with protestants.