Answer: The society's program focused on purchasing and freeing slaves, paying their passage (and that of free blacks) to the west coast of Africa, and assisting them after their arrival there.
Explanation:
In 1821, after a failed colonizing attempt the previous year and protracted negotiations with local chiefs, the society acquired the Cape Mesurado area, subsequently the site of Monrovia, Liberia. Some saw colonization as a humanitarian effort and a means of ending slavery, but many antislavery advocates came to oppose the society, believing that its true intent was to drain off the best of the free black population and preserve the institution of slavery.
Isolationist policy, which was a policy followed by the U.S. government during the interwar period, meant that the United States refrained from active engagement in military conflicts. It served as an honest broker and sometimes provided indirect assistance as with Lend-Lease prior to 1941.
Answer:
Prohibiting slavery in the territories.
Explanation:
According to the ruling it was decided that Congress had exceeded their authority when ratifying the Missouri Compromise, and therefore "had no power to forbid or abolish slavery in the territories west of Missouri and north of latitude 36°30" (Britannica.com).