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Before the Cotton Gin, Slaves would have to pick the cotton and take the seeds out of the cotton. So the progress was going really slow and slavery was ending. Then the machine the Cotton Gin was made and it made the progress blow up. The cotton would pick out the seeds out of the cotton faster and the slaves would only have to pick the cotton. So slavery blew up again and the non slavery states didnt like it so over time this small event led up to the civil war. cotton gin, machine for cleaning cotton of its seeds, invented in the United States by Eli Whitney in 1793

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Thomas Jefferson became president of the United States in 1801. This leads up to the Civial war because he purchases the luoisiana territory and explores more land for slaves.

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The luisiana purchases was really important because They needed the territory because most of the population of the U.S lived within 50-100 miles of the Atlantic ocean. . They paid 15 million dollars which in today's money is 200-300 billion dollars. It stretched from the Mississippi River to the rocky mountains, to theGulff of Mexico, and up to the Canada border. The purchase doubled the size of the united states. This lead up to the cival war becuase a lot more territory was purchased and later on they argue about slave states or not which lead up to the civil war.

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After Thomas and Jefferson did the Louisiana purchase, he needed someone to explore all of the new territories because it was so big and they could find new species and materials. So he got lewis and Clark to explore the west.  They traveled with a group of people on a 55-foot long boat and 2 other smaller boats on the Missouri River. Lewis studied the regions, rocks, soil, animals, and plants of the journey. Clark spent time making maps and charting out the place. This leads up to the civil war becuase they disoverd the land and marked it out which would also later cause for slave states and no slaves states and arguments.

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In 1818, Britain owned Canada, The British and American governments both claimed land along the boundary between Canada and the Louisiana purchase. Finally, an agreement was negotiated to divide the land.  set the stage for expansion to the Pacific Ocean, and set in motion sectional conflicts over slavery that led to the Civil War.

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Minister Onís and Secretary Adams reached an agreement whereby Spain ceded East Florida to the United States and renounced all claim to West Florida. Spain received no compensation, but the United States agreed to assume liability for $5 million in damage done by American citizens who rebelled against Spain. Territories obtained in the Mexican American War of 1848 caused further sectional strife over the expansion of slavery in the ante bellum period. This leads up to the civil war becuase more land was made and this becoms a slave state

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In an effort to maintain the balance between free and slave states, Maine is admitted as a free state so that Missouri can be admitted as a slave state; except for Missouri, slavery is prohibited in the Louisiana Purchase lands north. Missouri Compromise was struck down as unconstitutional, and slavery and anti-slavery proponents rushed into the territory to vote in favor or against the practice. The rush, effectively led to massacre known as Bleeding Kansas and propelled itself into the very real beginnings of the American Civil War.

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The Erie Canal opened on October 26, 1825, providing overland water transportation between the Hudson River on the east and Lake Erie at the western end. Popularly known as “Clinton's Folly,” the eight-year construction project was the vision of New York Governor DeWitt Clinton.  This leads up to the civil war becuase more matirials were transported through out to new york including cotton which was made from slaves which the North did not like.

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Congress passes a law to move Native Americans from the Southeast to the west of the Mississippi River. This leads up to the civil war becuase with all the land they got from kicking out the indians, they start growing cotten and expanding slaves.

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Nat Turner was an enslaved man who led a rebellion of enslaved people on August 21, 1831. His action set off a massacre of up to 200 Black people and a new wave of oppressive legislation prohibiting the education, movement, and assembly of enslaved people. This leads up to the civil war becuase he lead a rebelion which caused a lot of caose and more hate towards slaves.

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What is the Trail of Tears and what happened?
In the year 1838, 16,000 Native Americans were marched over 1,200 miles of rugged land. Over 4,000 of these Indians died of disease, famine, and warfare. The Indian tribe was called the Cherokee and we call this event the Trail of Tears. ... The Trail of Tears happened when Hernando De Soto took his adventures to America. This lead to the Civil war because the American Indians also fought in the civil war becuase they were travialing through america.

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The Oregon Trail was a wagon road stretching 2170 miles from Missouri to Oregon's Willamette Valley. It served as a path to travel to new land and get new resources and live in new places.

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It continued territorial expansion of the boundaries of the United States westward to the Pacific and beyond.  This caused the civil war becuase The philosophy drove 19th-century U.S. territorial expansion and was used to justify the forced removal of Native Americans and other groups from their homes. The rapid expansion of the United States intensified the issue of slavery as new states were added to the Union

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The Annexation of Texas, the Mexican-American War, and the Treaty of Guadalupe-Hidalgo. resolution passed on March 1, 1845, and Texas was admitted into the United States on December 29. This lead up to the civil war because it was a slave state which meant more place for slaves and cash crops.

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The war was fought over the rights to Texas. After the war, the United States paid Mexico $15 million for land that would later become California, Texas, Arizona, Nevada, Utah, and parts of several other states. This leads up to the civil war becuase more states were made which expanded slavery.

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England signs the Oregon Treaty handing over the Oregon Territory to the United States. The Oregon Treaty between the U.S. and British. He told the British the Oregon Territory would not be shared and this ultimately led to the Pig War (U.S.). The signing of the treaty in 1846 was important to Manifest Destiny because it showed the U.S. was willing to fight for westward expansion.

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the California Gold Rush was sparked by the discovery of gold nuggets in the Sacramento Valley in early 1848 and was arguably one of the most significant events to shape American history during the first half of the 19th century.

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The Mexican Cession (Spanish: Cesión mexicana) is the region in the modern-day southwestern United States that Mexico ceded to the U.S. in the Treaty of Guadalupe Hidalgo in 1848 after the Mexican–American War.

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The Gadsden Purchase is a roughly 30,000 square-mile region of present-day southern Arizona and southwestern New Mexico that was acquired by the United States in a treaty signed by American ambassador to Mexico James Gadsden. This lead to the civil war becuase it made them have more land in the North.

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Bleeding Kansas describes the period of repeated outbreaks of violent guerrilla warfare between pro-slavery and anti-slavery forces following the creation of the new territory of Kansas in 1854. In all, some 55 people. This leads to the Civil war because After the Kansas-Nebraska Act reopened the possibility of slavery extending into new territories, tensions between pro- and anti-slavery advocates erupted into violence. ... Bleeding Kansas