Answer:
British believed that most Southerners were Loyalists and that if they gained territory in the South, the Southern Loyalists would hold it for them. Believed that large number of Southern slaves would join them in return for promise of freedom.
The Industrial Revolution began in England in the late 18th century, and spread during the 19th century to Belgium, Germany, Northern France, the United States, and Japan. Almost all areas of the world felt the effects of the Industrial Revolution because it divided the world into "have" and "have not" countries, with many of the latter being controlled by the former. England's lead in the Industrial Revolution translated into economic prowess and political power that allowed colonization of other lands, eventually building a worldwide British Empire.
Unitary system Is a government that gives all key powers to the national or central government.
Western Asia, by the Tigris Euphrates river