Slavery ultimately led to the United States Civil War.
Answer: B. Helping civilizations grow lots of food
Explanation: APEX
Regional history is historiography devoted to a geographically limited area below the level of the Empire or the nation state, especially in Germany; the area can be defined by the government of a territory but also by cultural, dialectal, economic, or other factors.
<h3>Why is regional history important?</h3>
By using statistical and comparative analysis, it increases the ties between various locations. Additionally, it aids in comprehending administrative and urbanisation techniques. As a result, the significance and scope of regional history are constantly expanding and enlarging the boundaries of historical knowledge.
Any nation, including the United States, can be considered a formal region, as can a state's linguistic area. The French-speaking part of Canada, the dairy-producing part of North America, or political boundaries separating states and nations are some examples of specific topics you might see on the AP® Human Geography exam.
To learn more about regional history visit:
brainly.com/question/11827679
#SPJ13
