<span>It introduced diseases that resulted in a population decline.</span>
Industrialization created new jobs which helped to cause Urbanization, transportation and communication allowed goods to move to new markets, steamboat moved goods and people quickly, manufacturing, raw materials, and Bessemer steel process improved productivity.
John C. Calhoun was an outstanding<span> U.S. </span>national leader and spokesperson <span>for the slave-plantation system of the </span>non modern<span> South. As a young legislator </span><span>from South </span>geographical region<span>, he helped steer the States</span><span> into war with kingdom</span><span> and established the Second Bank of the U.S</span>.<span>He was one of Jackson's Vice Presidents and was the creator of the idea of nullification.</span>
Andrew Jackson was the hero of Battle of New Orleans, and the Leader of new Democratic Party, he was liked by westerners and the "common man".
Henry Clay was the senator from Kentucky, he helped Adams in defeating Jackson, and was a great supporter of the Second Bank of the U.S, opponent of Jackson.
