Answer:
The Civil War confirmed the single political entity of the United States, led to freedom for more than four million enslaved Americans, established a more powerful and centralized federal government, and laid the foundation for America's emergence as a world power in the 20th century.
Explanation:
4 they elected Jefferson Davis as their president
Yes Alfred Thayer Mahan supported imperialist
Answer:
Crude oil or related petroleum products are the number one export for several countries globally. With shipments estimated at $325 billion or 41.3 percent of global crude oil exports, Middle Eastern countries accounted for a large portion of global oil export revenues.
The correct answer is D, "the theory of natural rights of humans".