The American Civil War, also known as the State’s War, was a conflict that arose mostly from the issue of slavery, but deep down was due to economic differences between the North and the South. The South seceded from the North and created their own self-government due to their belief in the lack of state’s rights versus the federal government and what they saw as a weakness in the Articles of Confederation. While the Confederacy of the United States depended on slave labor for their economy in regards to plantation farming of cotton, tobacco and rice, the Union, whom represented the United States of America, was a booming manufacturing industry due to railroads and machinery that allowed them to easily surpass the output of the South’s production. The expansion of the country as a whole before the start of the war was also a significant reason for the clashing. With the Louisiana Purchase and the Mexican War, abolitionists argued vehemently on any new state being a free state similar to the territories in the Northwest Ordinance of 1787 and the pro-slavery states passed a bill in response for popular sovereignty. So while slavery was a significant issue, it became entwined with the argument of states’ rights and the power of the federal government. While the Civil War ended up being one of the bloodiest wars casualties wise, the United States of America actually came out a much stronger and unified country as a result. Thomas Jefferson was an advocate for an “empire of liberty”, which stressed the westward expansion of the United States rather more east wards towards Europe. As president, Jefferson negotiated peacefully with France for the property of Louisiana with what’s called the Louisiana Purchase and doubled the size of th... ... middle of paper ... ...History Today. N.p., n.d. Web. 17 May 2014. . "Abraham Lincoln." History.com. A&E Television Networks, n.d. Web. 15 May 2014. . "Abraham Lincoln." History.com. A&E Television Networks, n.d. Web. 15 May 2014. . "Fort Sumter." ushistory.org. Independence Hall Association, n.d. Web. 14 May 2014. . "History of the United StatesIndustrialization and reform (1870-1916)." History of the United States, Industrialization and reform. N.p., n.d. Web. 15 May 2014. . "The United States, 1865-1900." United States, 1865 to 1900. N.p., n.d. Web. 17 May 2014. .