Period 4 (1800–1848)
Period 5 (1844–1877)
Period 6 (1865–1898)
People & Places
Key Events
100

This 1803 land deal with France doubled the size of the U.S. and raised constitutional questions for Thomas Jefferson.

What is the Louisiana Purchase?

100

This 19th-century belief held that the U.S. was destined by God to expand its dominion across the entire North American continent.

What is Manifest Destiny?

100

This "Captain of Industry" (or Robber Baron) dominated the steel industry and practiced vertical integration.

Who is Andrew Carnegie?

100

This "Place" saw a massive population boom in 1849 following the discovery of gold at Sutter's Mill.

What is California?

100

This 1812–1815 conflict between the U.S. and Great Britain was triggered by the impressment of American sailors and led to a surge in American nationalism.

What is the War of 1812?

200

He was known as the "Great Compromiser" for his work on the Missouri Compromise and the Nullification Crisis.

Who is Henry Clay?

200

This 1857 Supreme Court decision ruled that African Americans were not citizens and that Congress could not ban slavery in territories.

What is the Dred Scott decision (or Dred Scott v. Sandford)?

200

This 1887 law attempted to "civilize" Native Americans by breaking up tribal lands into individual plots.

What is the Dawes (Severalty) Act?

200

She was a former slave who became a famous conductor on the Underground Railroad.

Who is Harriet Tubman?

200

This 1846–1848 conflict, ended by the Treaty of Guadalupe Hidalgo, resulted in the U.S. gaining the "Mexican Cession."

What is the Mexican-American War?

300

This 1823 policy declared that the Western Hemisphere was closed to further European colonization.

What is the Monroe Doctrine?

300

This executive order issued by Lincoln in 1863 changed the purpose of the Civil War to include the abolition of slavery.

What is the Emancipation Proclamation?

300

This term, coined by Mark Twain, described an era of serious social problems masked by a thin gold gilding of economic expansion.

What is the Gilded Age?

300

This landscape architect designed New York’s Central Park, reflecting the "City Beautiful" movement of the Progressive Era.

Who is Frederick Law Olmsted?

300

This 1862 act encouraged Western migration by providing settlers with 160 acres of public land in exchange for a small filing fee and five years of residence.


What is the Homestead Act?

400

This 1848 gathering in New York is considered the first women's rights convention in U.S. history.

What is the Seneca Falls Convention?

400

This Radical Republican agency was established to provide food, clothing, and education to formerly enslaved people after the war.

What is the Freedmen’s Bureau?

400

This 1896 Supreme Court case established the "separate but equal" doctrine, legalizing Jim Crow segregation.

What is Plessy v. Ferguson?

400

This site in Pennsylvania was the location of the 1892 strike against Carnegie Steel that was violently suppressed by Pinkerton detectives.

What is Homestead?

400

This 1877 event resulted from a disputed election and led to the withdrawal of federal troops from the South, effectively ending Reconstruction.

What is the Compromise of 1877?

500

This Supreme Court case established the principle of judicial review.

What is Marbury v. Madison?

500

This 1850 law, part of a larger compromise, required citizens to assist in the capture of runaway slaves, greatly outraging Northerners.

What is the Fugitive Slave Act?

500

This 1892 political platform of the People's (Populist) Party called for the free coinage of silver and government ownership of railroads.

What is the Omaha Platform?

500

This African American journalist led an anti-lynching crusade and challenged the status quo of the Gilded Age South.

Who is Ida B. Wells?

500

This 1886 violent confrontation in Chicago between labor protesters and police led to the decline of the Knights of Labor.

What is the Haymarket Square Riot?

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