The answer for this question is: <span>the election of Abraham Lincoln as President
Abaraham Lincoln was always known as someone that really see slavery as something that undermines human's value.
Not long after elected as president, Abraham Lincoln made several policies that make it harder for the southern states to keep their slaves, which led to the first secession.</span>
Using the United States and Japan as an example, one prominent similarity would be that both countries practice the economic system of capitalism, while a major difference would be that the United States is a heavy exporter while Japan in a heavy importer.
Answer:
They occupied higher ground
Explanation:
Again, I haven't taken the class, but I love american history, so here you go XD
Scared people to not read it
Rivers often act as really effective and accessible trade routes, so the historian could use this map to analyse trade routes between Early River Valley Civilizations.
Hope this helps :))