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Louisiana Purchase
In 1803, President Thomas Jefferson purchased the territory of Louisiana from the French government for $15 million. The Louisiana Purchase stretched from the Mississippi River to the Rocky Mountains and from Canada to New Orleans, and it doubled the size of the United States. -
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Lewis and Clark’s Expedition
During the presidency of Thomas Jefferson, Lewis and Clark were sent out to explore the American Northwest, newly purchased from France, and some territories beyond. -
The first successful steamboat sails.
Robert Fulton developed a steam power ship to sail on the Hudson River. On August 7th Fulton's steam boat set sail from New York City, arriving in Albany -
International Slave Trade is Outlawed.
The U.S. Congress passed a act to “prohibit the importation of slaves into any port or place within the jurisdiction of the United States…from any foreign kingdom, place, or country.” -
Mexico gains independence from Spain
The Mexican War of Independence was an armed conflict, and the culmination of a political and social process which ended the rule of Spain in 1821. -
American Anti-Slavery Society is founded.
As the main activist arm of the Abolition Movement, the society was founded in 1833 under the leadership of William Lloyd Garrison. The societies sponsored meetings, adopted resolutions, signed antislavery petitions to be sent to Congress, published journals and enlisted subscriptions, printed and distributed propaganda in vast quantities, and sent out agents and lecturers to carry the antislavery message to Northern audiences. -
The Steel Plow
John Deere invents the steel plow, This plow made a huge impact to America. It made plowing a field faster and easier. This plow allowed field workers to not have to clean of soil on the plow every so often since the steel was polished. And the plow went through the prairie dirt faster than a regular plow. -
United States annexed Texas; Mexican War begins.
Mexico claimed the Nueces River as its northeastern border, while the U.S. claimed the Rio Grande River, and the day that both troops met at the Rio Grande and the Mexican army opened fire, thus the Mexican American War bega -
Gold Rush Begins.
The California Gold Rush began on January 24, 1848, when gold was found by James W. Marshall at Sutter's Mill in Coloma, California.
