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Louisiana Purchase
The Louisiana Purchase was the acquisition of the Louisiana territory by the United States from France in 1803. The U.S. paid fifty million francs and a cancellation of debts worth eighteen million francs for a total of sixty-eight million francs. -
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Lewis and Clark Expedition
The Lewis and Clark Expedition from May 1804 to September 1806, also known as the Corps of Discovery Expedition, was the first American expedition to cross what is now the western portion of the United States. -
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The War of 1812
The War of 1812 was a military conflict between the United States and Great Britain. As a colony of Great Britain, Canada was swept up in the War of 1812 and was invaded a number of times by the Americans. -
Monroe Doctrine
The Monroe Doctrine was a U.S. foreign policy regarding European countries in 1823. It stated that further efforts by European nations to colonize land or interfere with states in North or South America would be viewed as acts of aggression, requiring U.S. intervention. -
Indian Removal Act
The Indian Removal Act was passed by Congress on May 28, 1830, during the presidency of Andrew Jackson. The law authorized the president to negotiate with southern Indian tribes for their removal to federal territory west of the Mississippi River in exchange for their ancestral homelands. -
Nat Turner Rebellion
Nat Turner's Rebellion was a slave rebellion that took place in Southampton County, Virginia, during August 1831. Led by Nat Turner, rebel slaves killed from 55 to 65 people, the highest number of fatalities caused by any slave uprising in the Southern United States -
The Gag Rule
A gag rule is a rule that limits or forbids the raising, consideration, contribution, or discussion of a particular topic by members of a legislative or decision-making body. -
Missouri Compromise
The Missouri Compromise was a United States federal statute devised by Henry Clay. It regulated slavery in the country's western territories by prohibiting the practice in the former Louisiana Territory north of the parallel 36°30′ north, except within the boundaries of the proposed state of Missouri