Manifest Destiny, a phrase coined in 1845, expressed the philosophy that drove 19th-century U.S. territorial expansion. Manifest
Destiny held that the United States was destined—by God, its advocates believed—to expand its dominion and spread democracy and capitalism across the entire North American continent.
High tariffs caused other nations to place taxes on US farm products which lost them sales and caused the prices to go down but industry benefited because of the low prices and the high tariff, therefore the Wall Street benefited again.