In the 1840s there was an increase in the territorial growth in America. “During a four year period, the national domain increased by 1.2 million square miles, a gain of more than sixty percent.”(Manifest Destiny) The expansion was so rapid and dramatic that it came to be seen as an unstoppable process. Many Americans insisted that they had a "manifest destiny" to dominate the continent but the Whig party leaders strongly opposed the territorial growth and even the expansionist Democrats argued how much new land should be acquired, and why. The supporters of the Manifest Destiny favored the rapid expansion and risky pursuit in territorial claims, even with the risk of war. In 1845, a democratic leader and influential editor known as John L. O 'Sullivan gave the Manifest Destiny Movement a name. He tried explaining America 's need for expansion, and to defend these claims to the new territories he …show more content…
This movement was an effort to end slavery in the U.S. The people of the Abolition movement supported it because of Americans view on personal freedom and the belief that "all men are created equal." In 1833, the American Anti-Slavery Society was established. The society “was one of the most prominent abolitionist organizations in the United States of America during the early nineteenth century.”(American Anti-Slavery Society) The founders were William Lloyd Garrison and Arthur Tappan, and they provided local and state anti-slavery societies. Their organization was used to take their cause to the national level. The society wanted to explain to the white Northerns and Southerns the inhumanities of slavery. There were lectures sent across the North to explain the brutalities of slavery. The speakers of the lectures tried to persuade the people to believe that slavery was immoral and ungodly. They hoped the Northerners would oppose slavery after the