Slavery was instrumental in helping America become an economic power by providing wealthy plantation owners with a source of free labor, but opposition to Slavery increased in the late 18th and early 19th centuries. Although there were anti-slavery movements before the Revolution, these movements affected slavery in the North but had little impact in the South. It was not until 1830 that anti-slavery acts became influential enough to change America's acceptance of slavery. The abolitionist movement of 1830 had a greater impact on the nation as a whole than the pre-1830 anti-slavery movement because it revived the subject of anti-slavery which seemed to have reached an impasse. The abolitionist movement of 1830 was facilitated by William Lloyd Garrison and his transformation of abolition, free black abolitionists such as Fredrick Douglass, and the emergence of abolitionist politics. The abolitionist movement of 1830 had a more influential impact on the nation than the anti-slavery movement. before 1830 because of William Lloyd Garrison and how he transformed abolition. Before 1830, there were anti-slavery movements, but none had enough impact to end slavery in the South or to call attention to the horrors of slavery. William Lloyd Garrison challenged the limited fight against slavery by expressing his philosophy through his weekly newspaper, the Liberator. Garrison used his article to show a new perspective on slavery. He exposed the hardships that slaves had to go through and quickly attracted a large group of anti-slavery followers known as the New England Antislavery Society. This society eventually grew in parts of the country and became the middle of American paper ......ganda against slavery was a novel by Harriet Beecher Stowe called Uncle Tom's Cabin. The novel sold 300,000 copies in just one year after its publication and the effects of the novel's publication led to an increase in support for abolition, which influenced the attempted schism between the North and the South. The abolition of slavery did not happen overnight and many events led to an increase in support for the elimination of slavery. Although the events leading up to the abolitionist movement of 1830 had some support, they had only a minority and did not unite the nation as a whole as the revolution did. The Revolution of 1830 had a greater impression on the nation as a whole than movements before 1830 because of William Lloyd Garrison and the different ways in which he transformed abolition, the influence of black abolitionists and the advent of abolitionist politics..