1793
Eli Whitney invents the cotton gin

1797
Eli Whitney invents interchangeable parts for firearms

1800
Second Great Awakening begins

1807
Robert Fulton invents the steamboat

1816
Tariff of 1816

Bank of the United States created

James Monroe elected president

1818
Treaty of 1818 establishes fixed border with Canada

Gen. Andrew Jackson invades Florida

1819
Panic of 1819

Spain cedes Florida to the United States

House passes Tallmadge Amendment

McCulloch v. Maryland and Dartmouth College v. Woodward cases

1820
Missouri Compromise reached

James Monroe reelected president

1821
Supreme Court issues Cohens v. Virginia ruling

Charles G. Finney begins conducting Christian revivals

1822
Demark Vesey leads slave revolt in South Carolina

Republic of Liberia is founded in Africa

1823
The Monroe Doctrine is issued

Lowell Mills opens in Massachusetts

1824
Russo-American Treaty of 1824

Presidential election of 1824 is disputed

1825
House of Representatives chooses John Qunicy Adams for the presidency

The Erie Canal is completed

New Harmony commune is founded in Indiana

1826
American Temperance Society is founded

1828
Congress passes “Tariff of Abominations”

Andrew Jackson is elected president

First U.S. railroad appears

1829
John C. Calhoun publishes “South Carolina Exposition and Protest”

1830s
Transcendentalist movement begins

1830
Congress passes the Indian Removal Act

Joseph Smith establishes Mormon Church

1831
Nat Turner leads slave rebellion in Virginia

William Lloyd Garrison begins publishing The Liberator

1832
Andrew Jackson thwarts attempt to re-charter Bank of the United States

Congress passes Tariff of 1832

Andrew Jackson is reelected

South Carolina Nullification Crisis

Black Hawk War occurs

1833
Congress passes Compromise Tariff of 1833

Congress passes the Force Bill

Garrison and Theodore Weld found American Anti-Slavery Society

1834
The Whig Party forms

Cyrus McCormick invents the mechanical mower-reaper

National Trades Union forms

Female Moral Reform Society forms in New York

1835
Start of the Second Seminole War

Samuel F. B. Morse invents the telegraph

1836
Bank of the United States charter expires

Jackson issues Specie Circular

Martin Van Buren is elected president

Texas declares independence from Mexico

Battle of the Alamo

Congress refuses to annex Texas

House of Representatives passes “Gag Resolution”

1837
Panic of 1837

Cumberland Road (National Road) is completed

Oberlin College opens as a coeducational institution

Mary Lyon establishes Mount Holyoke Seminary

Abolitionist Elijah P. Lovejoy is killed

1838
U.S. army forcibly removes Cherokee on “Trail of Tears”

John Deere invents the steel plow

1840
Martin Van Buren establishes independent U.S. Treasury

William Henry Harrison is elected president

Liberty Party is formed

1841
John Tyler becomes president upon William Henry Harrison’s death

Brook Farm commune is founded

1842
Webster-Ashburton Treaty ends Aroostook War

Congress passes Tariff of 1842

Massachusetts legalizes labor unions in Commonwealth v. Hunt

1843
Dorothea Dix crusades for prison and insane asylum reform

1844
James K. Polk is elected president

New England Female Labor Reform Association forms

Millerites prepare for end of the world

1845
United States annexes Texas

Congress is presented with Wilmot Proviso

Frederick Douglass publishes Narrative of the Life of Frederick Douglass

1846
Congress passes Walker Tariff

Independent Treasury is reestablished

United States and Britain resolve dispute over Oregon

The Mexican War erupts

John Frémont seizes California

Elias Howe invents the sewing machine

Mormons begin migration to Utah

1847
General Winfield Scott captures Mexico City

Oneida Community is founded

1848
United States and Mexico sign Treaty of Guadalupe Hidalgo

Seneca Falls Women’s Rights Convention is held

1849
Peak of California Gold Rush

1850
Nathaniel Hawthorne publishes The Scarlet Letter

1851
Herman Melville publishes Moby-Dick

1854
Henry David Thoreau writes Walden

1854
T. S. Arthur publishes Ten Nights in a Barroom and What I Saw There

Supreme Court issues Gibbons v. Ogden ruling

1855
Walt Whitman publishes Leaves of Grass

1858
First transatlantic telegraph cable unites Europe and the Americas