Answer:
The imaginary line of Demarcation was drawn from the north to the south through the Atlantic Ocean, splitting it between Portugal and Spain.
The two correct answers are; The invention of the cotton gin and westward expansion.
Further Explanation:
The cotton gin helped to take the seeds out of the cotton, but it increased the need for plantation owners to have more slaves. Since the work was done faster with the gin, they needed more slaves to keep up the work. This caused political debates to abolish slavery, but it still took a long time to get slavery abolished.
The Westward expansion also increased the need for slaves. With so many people leaving the East coast, they needed slaves to help families cook, wash, and do many other things. This also got the political debates started and in the right direction, but it would still not end slavery altogether.
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Answer: In sum, Stowe's Uncle Tom's Cabin widened the chasm between the North and the South, greatly strengthened Northern abolitionism, and weakened British sympathy for the Southern cause. The most influential novel ever written by an American, it was one of the contributing causes of the Civil War.
Explanation:
