Dred and Harriet Scott had no political motivation to pursue freedom. No one questioned their legitimate right to their freedom based on extended residence in free areas. That uncertainty had been resolved with the Missouri Supreme Court's 1824 decision in Winny v. ... Louis Circuit Court; only one resulted in freedom
I feel like “The voyages were risky, and there was no insurance to cover the risk” is the answer. Investors didn’t want to lose money and the only way that they would somehow break even on the cost would be if the voyage found riches.
Founding father of Liberalism John Lock based his views off Christianity which where many atheists base thier morality off and Islam bought many advancement in science and mathematics, women's rights, animal and environmental rights.