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<a href='' >http://en.wikipedia.org/wiki/Underground_Railroad</a>The underground Raildroad were secret houses and routes for slaves to reach free land. There were many routes to get to the free land in the Northern. It was very risky to escape from your slave owners but it was a chance slaves would take.
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Was a war between Mexico and the United States. The United States thought that they already had all of the land and wanted to expand the land farther. After the United states won the Treaty of Guadalupe Hidalgo was put in place and the conflict between Texas and Mexico was over.
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<a href='' >http://en.wikipedia.org/wiki/Wilmot_Proviso</a>It was a part of the Guadalipe Hildago treaty which gave us California from Mexico. It could of abolished slavery but the Wilmot Proviso never went through.
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<a href='' >http://en.wikipedia.org/wiki/Compromise_of_1850</a>The Northern and Southern states were arguing about Slavery. Five bills were passed regarding the four year feud over land obtanied from the Mexican American War. The bill avoid succeession between the northern and southern states.
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This act was a controversial act between north and south. It states that all run away slaves had to be returned to their masters. later, this was repealed by congress.
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<a href='' >http://en.wikipedia.org/wiki/Uncle_Tom's_Cabin</a>Was a famous book written by Harriet Beecher, the book was written about slavery. She was a black lady that had gone through slavery herself and wrote a book about what happend.
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<a href='' >http://en.wikipedia.org/wiki/Kansas%E2%80%93Nebraska_Act</a>The Kansas-Nebraska Act was when Kansas and Nebraska became free for settlement. This opened up free land for settlers. The main reason that this land was openend was because the people wanted more land and the Trans-contentail Railroad.
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<a href='' >http://en.wikipedia.org/wiki/Bleeding_Kansas</a>Was violent political confrontations over slavery. The United States always had struggled to have slavery in Kansas. It basically is saying that Kansas always had an opened wound that would not stop bleeding which eventually needed stiches. Kansas had two different goverments due to the disputes over slavery.
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<a href='' >http://en.wikipedia.org/wiki/Ostend_Manifesto</a>The Ostend Manifesto was a document written that said the United States wanted to buy Cuba from Spain. If Spain did not sell that land to the United States than the U.S. would declare war against Spain. United States never bought the land.
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<a href='' >http://en.wikipedia.org/wiki/Charles_Sumner</a>He was the leader of Anti-slavery and senator in Massachusetts. He was at session in a chamber when Andrew P. Butler came into the room. These two did not get along well because of there different political views.
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<a href='' >http://en.wikipedia.org/wiki/Dred_Scott_v._Sandford</a>This was a court case that said that any slave owners were not protected by the constituion. This court case was between Dred Scott and Sanford. The decision may be the reason why the Civil War took place.
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<a href='' >http://en.wikipedia.org/wiki/John_Brown's_raid_on_Harpers_Ferry</a>Was an attempt by John Brown to start and armed slave revolt. This raid was brought down by U.S. Marines.The Harpers Ferry stopped John Brown's raid.
