| 1886-01-01 | Knights of Labor Reaches Peak Membership of 700,000 Before Rapid Collapse
3 src Knights of Labor · Jay Gould · American workers | | confirmed |
| 1882-05-06 | Chinese Exclusion Act Bans Immigration Through Racist Labor Scapegoating
3 src Chester A. Arthur · U.S. Congress · Labor unions |
| confirmed |
| 1880-01-01 | Pullman Company Town Established as Model of Corporate Paternalistic Control
3 src | | confirmed |
| 1877-07-16 | Great Railroad Strike of 1877 Erupts Across Nation, Federal Troops Deployed Against Workers
5 src Rutherford B. Hayes · U.S. Army | | confirmed |
| 1866-01-01 | Alabama Initiates Convict Leasing: Slavery by Another Name
3 src Railroad companies |
| confirmed |
| 1865-11-24 | Mississippi Enacts First Black Codes: Blueprint for Convict Leasing
3 src Southern planters |
| confirmed |
| 1865-04-14 | John Wilkes Booth Assassinates Lincoln in Coordinated Conspiracy to Decapitate Union Government After Confederate Defeat
3 src Abraham Lincoln · Lewis Powell · Andrew Johnson | | confirmed |
| 1863-07-13 | New York Draft Riots Explode Over Class-Based Conscription System Enabling Wealthy to Buy Exemptions While Poor Fight
3 src Democratic Party | | confirmed |
| 1862-07-01 | Pacific Railway Act Creates Land Grant System Enabling Massive Railroad Speculation and Corruption
3 src Abraham Lincoln · U.S. Congress · Land speculators | | confirmed |
| 1862-02-25 | Legal Tender Act Creates Unbacked Greenback Currency Enabling Speculation and Inflation Despite Constitutional Questions
3 src U.S. Congress · Abraham Lincoln · Wall Street | | confirmed |
| 1856-05-24 | Pottawatomie Massacre Escalates Bleeding Kansas Violence, 29 Dead in Three Months
3 src John Brown · Free-State settlers | | confirmed |
| 1850-08-22 | Allan Pinkerton Founds North-Western Police Agency, Precursor to Private Intelligence State
2 src Allan Pinkerton · Pinkerton National Detective Agency |
| confirmed |
| 1850-04-22 | California Legislature Begins Funding State Militia Expeditions for Indigenous Genocide
4 src California State Legislature · U.S. Congress | | confirmed |
| 1848-01-24 | California Gold Rush Triggers Genocide, Lawlessness, and Massive Land Fraud
4 src | | confirmed |
| 1846-08-08 | Wilmot Proviso Triggers Sectional Crisis Over Slavery in Conquered Mexican Territory
4 src James K. Polk · U.S. House of Representatives · U.S. Senate · Northern Democrats · +1 | | confirmed |
| 1836-01-01 | Courts Prosecute Labor Unions as Criminal Conspiracies in 17 Cases Since 1806, Criminalizing Worker Organization
3 src Labor unions | | confirmed |
| 1835-06-01 | Philadelphia General Strike Wins Ten-Hour Workday for 17 Trades Despite Court Hostility to Labor Organizing
3 src | | confirmed |
| 1832-11-24 | South Carolina Nullification Crisis Previews Slave Power Secession Tactics
3 src John C. Calhoun · Andrew Jackson · Henry Clay · U.S. Congress | | confirmed |
| 1828-05-19 | Tariff of Abominations Imposes 45% Import Taxes, Triggering Nullification Crisis and Sectional Conflict
3 src U.S. Congress · John C. Calhoun · Andrew Jackson · Southern planters | | confirmed |
| 1823-12-02 | Monroe Doctrine Proclaimed, Establishing Imperial Paradox of Anti-Colonial Rhetoric Masking U.S. Expansion
3 src James Monroe | | confirmed |
| 1816-04-27 | Tariff of 1816 Establishes Protectionism as Core of American System Economic Policy
3 src Henry Clay · U.S. Congress · Southern planters | | confirmed |
| 1808-01-01 | Domestic Slave Trade Explodes After Import Ban, Creating Second Middle Passage
3 src | | confirmed |
| 1807-03-02 | Act Prohibiting Importation of Slaves Signed After Constitutional 20-Year Protection Expires
3 src Thomas Jefferson · U.S. Congress | | confirmed |
| 1803-10-20 | Louisiana Purchase Demonstrates Jefferson Constitutional Hypocrisy and Executive Power Expansion
3 src Thomas Jefferson · U.S. Senate · France | | confirmed |
| 1794-08-07 | Whiskey Rebellion Establishes Federal Power to Suppress Domestic Dissent with Military Force
3 src George Washington · Alexander Hamilton | | confirmed |
| 1794-03-22 | Slave Trade Act of 1794 Prohibits American Ships from International Slave Trade
3 src U.S. Congress · George Washington | | confirmed |
| 1793-03-14 | Cotton Gin Patent Transforms Slavery from Declining Institution to Booming Economic Engine
3 src Southern planters | | confirmed |
| 1790-02-11 | Quaker Antislavery Petitions to First Congress Trigger Fierce Debate and Tabling
3 src Benjamin Franklin · James Madison | | confirmed |
| 1787-08-25 | Constitutional Convention Guarantees 20-Year Protection for International Slave Trade
3 src Charles Pinckney · James Madison · Southern state delegates | | confirmed |
| 1787-08-08 | Gouverneur Morris Condemns Slavery as Curse of Heaven at Constitutional Convention
3 src James Madison · Southern state delegates | | confirmed |
| 1787-07-13 | Northwest Ordinance Prohibits Slavery While Mandating Fugitive Slave Returns
3 src Southern state delegates · Slaveholders | | confirmed |
| 1705-10-01 | Virginia Slave Code of 1705 Consolidates Comprehensive Racial Caste System Into Law
3 src Virginia Colony · Slaveholders | | confirmed |
| 1676-09-19 | Bacon's Rebellion Unites Poor Whites and Blacks, Triggering Elite Shift Toward Racial Slavery
3 src | | confirmed |
| 1662-12-01 | Virginia Enacts Partus Sequitur Ventrem Making Slavery Hereditary Through Mothers
3 src Virginia Colony · Slaveholders | | confirmed |
| 1619-08-20 | First Enslaved Africans Arrive in Virginia, Beginning Atlantic Slave Trade in British North America
3 src Virginia Colony | | confirmed |