What 1803 purchase from France nearly doubled the size of the United States?
Louisiana Purchase
What development greatly increased the speed of transportation and helped connect different regions of the United States?
Railroads
What issue was a major cause of conflict between the North and South before the Civil War?
Slavery
What period followed the Civil War when the United States attempted to rebuild the South and establish rights for formerly enslaved people?
Reconstruction
What laws enforced racial segregation in the South after Reconstruction?
Jim Crow laws
What was one major result of the Louisiana Purchase?
The United States greatly expanded westward and gained control of the Mississippi River and New Orleans.
What was one major effect of the Erie Canal?
It connected the Great Lakes to the Hudson River, making transportation and trade easier and cheaper.
What term describes strong loyalty to one's own region rather than the country as a whole?
Sectionalism
What amendment abolished slavery in the United States?
13th Amendment
What organization used violence and intimidation against African Americans and their supporters?
Ku Klux Klan (KKK)
What war between the United States and Great Britain helped increase American nationalism?
War of 1812
What idea encouraged Americans to expand across North America?
Manifest Destiny
What was the main disagreement over slavery in the territories?
Whether slavery would be allowed to expand into new territories and states.
What amendment granted citizenship and equal protection under the law to African Americans?
14th Amendment
What 1896 Supreme Court case upheld racial segregation under the principle of "separate but equal"?
Plessy v. Ferguson
What principle stated that European nations should not establish new colonies or interfere in the Americas?
Monroe Doctrine
What was a major effect of westward expansion on Native Americans?
Loss of land,forced relocation, and conflict with the United States government.
What did the Emancipation Proclamation accomplish?
It declared enslaved people in areas rebelling against the Union to be free.
What amendment prohibited denying the right to vote based on race, color, or previous condition of servitude?
15th Amendment
What federal law gave settlers land in the West if they agreed to live on and improve it?
Homestead Act
What was the main purpose of the Monroe Doctrine?
To warn European powers against further colonization or interference in the Western Hemisphere.
How did the growth of transportation systems contribute to the Market Revolution?
They made it easier and cheaper to move goods, people, and information, connecting regional economies.
What was one major result of the Civil War?
The Union was preserved and slavery was abolished.
What was one major reason Reconstruction ended in 1877?
The Compromise of 1877 resulted in the withdrawal of federal troops from the South, ending federal enforcement of Reconstruction.
What federal policy attempted to assimilate Native Americans by dividing tribal lands into individual plots?
Dawes Act