Beginning of Essay
One of the greatest outcomes of the Revolutionary Era was a growing movement in opposition to slavery. As a result of mechanization and farming, slavery became dominant and very important to the economy, particularly in the south. Many white people began to questi ....

Middle of Essay
.... ranging from Virginia to Massachusetts. Gradually, other northern states had followed, providing for the abolition of slavery. However, after the cotton gin was introduced to the economy, instead of eliminating the need for slavery, it actually had the opposite effect—the south now needed slavery more than ever. In addition, before Missouri joined the union, many northerners opposed the idea of Missouri becoming a state because it would allow the expansion of slavery and also give them an advantage in the senate. In the Missouri Compromise of 1820, Henry Clay proposed to let Missouri enter the union as a slave state, and Maine as a free state. ....