The Civil War was based on a disagreement on slavery, but slavery was not the main issue. The Union opposed the South's economic system (slavery) and the South was not too happy about that so they began seceding from the Union. President Lincoln's main goal was to preserve the Union and to get the Southern states to come back. Slavery was just something that had gotten taken care of during the Civil War.
Haiti: after the French Revolution, the line in Hate between the rich and the poor grew bigger. The slaves, rebelled and to end this, the French gave slaves rights and abolished slavery. Toussaint L'Ouverture helped to rid Haiti of both British and Spanish influence.
Dominican Republic: In 1801, L'Ouverture invaded the colony and tried to get rid of slavery. Fighting between Britain, France, and Spain, caused problems in the country, but Spain finally gained full control, but they didn't really show interest.
I believe it is B to express the main goals of the constitution
Everything from California to Alaska and between the Rocky Mountains and the Pacific Ocean was a British-held territory called Oregon. The trail pointed the way for the United States to expand westward to achieve what politicians of the day called its “Manifest Destiny” to reach “from sea to shining sea.”