Answer 1:
The Concert of Europe refers to a general consensus among the Great Powers of 19th-century Europe to maintain the European balance of power, political boundaries, and spheres of influence.
Answer 2:
The old traditional empires stretched over continents gave way in Europe to the nation-state. Change was coming.
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Answer:Southern cotton, picked and processed by American slaves, helped fuel the ... 1.8 million were producing cotton; by 1860, slave labor was producing over two ...
Explanation:
It gave the North a military advantage.