APUSH Period Four (1800-1848) Key Concepts Review

Comprehensive vocabulary flashcards reviewing key concepts, political figures, Supreme Court rulings, reform efforts, and economic transformations of AP United States History Period 4 (1800-1848).

Albert Gallatin

Treasury Secretary under Thomas Jefferson who cut ties with Hamiltonian elites and successfully reduced the national debt in half.

Essex Junto of 1804

A group of New England and New York Federalists who considered secession due to concerns that newly added Southern and Western territories would cement Jeffersonian dominance; they recruited Aaron Burr to their cause prior to his duel with Alexander Hamilton.

Embargo Act of 1807

Jeffersonian legislation that halted American foreign trade to stop British and French harassment and impressment of American sailors, which economically devastated the U.S. and expanded federal regulatory power.

Hartford Convention of 1814

A meeting of New England Federalists that debated secession and proposed constitutional amendments—including a one-term presidency, a 60-day limit on trade embargoes, and a two-thirds vote to declare war, prohibit trade, or admit new states—which made them look treasonous following victory at New Orleans.

Tariff of 1816

A protective tariff championed by Henry Clay following the War of 1812 to shield developing American textile industries from foreign competition.

Marbury v. Madison (1803)

Landmark Supreme Court ruling by John Marshall that established the doctrine of judicial review over federal congressional and presidential actions.

Fletcher v. Peck (1810)

Supreme Court case that established states could not invalidate legal contracts previously agreed to, limiting state authority and protecting interstate investment.

McCulloch v. Maryland (1819)

Supreme Court decision denying Maryland the authority to tax the Second Bank of the United States, upholding federal supremacy and ratifying a loose construction of the Constitution.

American System

An integrated economic development plan promoted by Henry Clay and Nationalist Republicans/Whigs consisting of a national bank, protective tariffs, and federally funded internal improvements.

"Corrupt Bargain" of 1824

Controversial outcome of the 1824 presidential election in which Henry Clay swung House votes to John Quincy Adams and was subsequently appointed Secretary of State, alienating Andrew Jackson and his followers.

Tariff of Abominations (1828)

High protective tariff denounced by South Carolina for forcing Southerners to pay inflated prices for imported manufactured goods, triggering the Nullification Crisis.

Nullification Crisis

Constitutional confrontation sparked when South Carolina declared the federal Tariffs of 1828 and 1832 null and void; ended through Andrew Jackson's threat to enforce compliance via the Force Bill alongside Henry Clay's compromise tariff reduction.

Pet Banks

State-level banking institutions into which Andrew Jackson deposited withdrawn federal funds to weaken the Second Bank of the United States, fostering unregulated speculation that fueled the Panic of 1837.

Maysville Road Veto

Andrew Jackson's 1830 veto of federal funding for an internal improvement project in Kentucky, justified on the constitutional ground that it lay strictly within one state but largely used as a political strike against Henry Clay.

Spoils System

The practice initiated under Andrew Jackson and expanded by later administrations of awarding government jobs and political offices to party loyalists as rewards for political support.

Second Great Awakening

A Protestant evangelical revival movement that rejected traditional predestination in favor of universal salvation, heavily favored democratic denominations such as Baptists and Methodists, and sparked antebellum moral reform movements.

Benevolent Empire

A coordinated network of Protestant voluntary reform organizations that used revivalist methods to combat societal vices like alcoholism, adultery, prostitution, crime, and slavery.

"Burned-Over District"

Region of upstate New York along the Erie Canal that witnessed intense religious revivals spearheaded by Charles Grandison Finney, fostering new religious movements such as Mormonism and numerous utopian communities.

American Transcendentalism

A philosophical and literary movement led by Ralph Waldo Emerson and Henry David Thoreau that synthesized American religious heritage with European Romanticism and Asian thought, preaching self-reliance, nonconformity, and unity with the divine through nature.

Hudson River School

A mid-19th-century American art movement, initiated by Thomas Cole, that produced grand romantic landscapes of upstate New York and the American wilderness along the Erie Canal.

Order of the Star-Spangled Banner

A secretive, anti-immigrant, and anti-Catholic nativist organization that gave rise to the American or "Know-Nothing" political party in response to heavy Irish and German immigration.

David Walker's Appeal

A radical 1829 abolitionist pamphlet written by a free Black man that urged enslaved African Americans to take up arms and overthrow slavery through violence if necessary.

Nat Turner's Rebellion

An 1831 slave uprising in Virginia that represented the largest violent revolt against slavery during the antebellum era, resulting in harsh crackdowns on Black literacy, movement, and assembly across the South.

American Anti-Slavery Society

A national abolitionist organization founded by William Lloyd Garrison and allies that demanded immediate, uncompensated emancipation, later splintering over issues of women's rights and pacifism.

Cult of Domesticity

A 19th-century cultural ideal maintaining that middle-class women belonged in a "separate sphere" within the home, celebrating their primary responsibilities as pious, pure wives and mothers.

Seneca Falls Convention (1848)

The first national women's rights gathering, organized by Elizabeth Cady Stanton and Lucretia Mott, which issued a declaration that "all men and women are created equal" and campaigned for civil rights, property ownership, and female suffrage.

Lowell Mill System

An early New England factory system that employed young, unmarried farm women under strict boardinghouse supervision and moral chaperonage, creating the nation's first major industrial workforce before being replaced by Irish immigrants.

Commonwealth v. Hunt (1842)

Landmark Massachusetts Supreme Judicial Court decision holding that labor unions were lawful organizations with the legal right to organize and conduct peaceful strikes.

Interchangeable Parts

A manufacturing innovation pioneered by Eli Whitney that utilized machine tools to manufacture identical components, revolutionizing production speed, repairability, and modern factory assembly.

Erie Canal

A state-funded New York waterway completed in 1825 under Governor De Witt Clinton that spanned the Appalachian bottleneck, linking the Great Lakes to the Atlantic and making New York City the nation's dominant commercial center.

Gibbons v. Ogden (1824)

Supreme Court decision that broadly defined commerce and affirmed the sole constitutional power of the federal government to regulate interstate trade, overturning a state-granted steamboat monopoly.

American Colonization Society

An organization headed by James Monroe and others dedicated to gradually freeing enslaved people and deporting them to the West African nation of Liberia, establishing its capital Monrovia.

Adams-Onís Treaty

An 1819 treaty negotiated by John Quincy Adams in which Spain ceded Florida to the United States and defined the western boundary of the Louisiana Purchase while the U.S. recognized Spanish claims to Texas.

Monroe Doctrine (1823)

A diplomatic declaration crafted by John Quincy Adams asserting that the Western Hemisphere was closed to future European colonization, affirming U.S. neutrality in European affairs, and rejecting monarchical intervention in American republics.

Indian Removal Act of 1830

Federal legislation endorsed by Andrew Jackson that authorized the forced relocation of Native American tribes east of the Mississippi River to designated Indian Territory in present-day Oklahoma.

Worcester v. Georgia (1832)

Supreme Court decision declaring the Cherokee Nation a distinct political community over which Georgia laws had no legal force, a decision openly ignored by Andrew Jackson.

Trail of Tears

The forced mid-winter military relocation of the Cherokee people to Oklahoma in 1838 under Martin Van Buren's administration, causing the deaths of over 3,000 tribal members.

Missouri Compromise (1820)

An agreement brokered by Henry Clay that admitted Missouri as a slave state and Maine as a free state, while establishing a geographic boundary at latitude $36^\circ 30'$ north of which slavery was banned in the remainder of the Louisiana Territory.

"Positive Good" Defense

An antebellum Southern defense of slavery that replaced the earlier "necessary evil" justification, arguing that human bondage was sanctioned by Scripture, civilizing for Black people, and superior to Northern wage labor.

Gag Rule

A congressional procedural rule passed during the 1830s that automatically postponed and prevented debate or consideration of all antislavery and emancipation petitions submitted to the House of Representatives.