During the South's agricultural decline, some southerners thought cotton could become a cash crop because a) long staple cotton grew well in most of the South
b) factories such as textile mills were more numerous in the South than in the North
c) cotton growing required less labor than tobacco and wheat
d) the expanding British and U. S. textile industries relied on cotton to make their cloth

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here are some events that to cause increased conflict between the north and south

1) mexican cession- gaining modern day california, utah, arizona, and new mexico from mexico. caused southern and northern politicians to fight over whether or not there would be slavery in these newly acquired territories.

2) uncle tom's cabin- this famous book described the cruelty of slavery in the south during the antebellum period, causing more northerners to support abolition and southerners to resent the book as they felt it unfairly depicted southern society.

3) kansas- nebraska act- disagreements over whether or not kansas and nebraska would be free or slave states caused issues between northern and southern politicians in congress.

4) bleeding kansas- this fighting took place in kansas after congress allowed this territory to vote on whether or not they would have slavery. citizens were killed and buildings were destroyed during this fighting.

idk lol i just wanna finish mines