| 1906-06-29 | Roosevelt Signs Hepburn Act Creating First True Federal Regulatory Agency Theodore Roosevelt · Representative William Hepburn · Interstate Commerce Commission · +2 | 5 | |
| 1906-02-26 | Upton Sinclair Publishes "The Jungle" Exposing Meatpacking Industry Horrors Upton Sinclair · Doubleday · Appeal to Reason | 3 | |
| 1905-06-27 | Industrial Workers of the World Founded, Challenges AFL Craft Unionism William "Big Bill" Haywood · Eugene V. Debs · Mother Jones · +3 | 6 | |
| 1905-04-17 | Supreme Court Strikes Down Labor Protections in Lochner v. New York U.S. Supreme Court · Justice Rufus Peckham · Justice Oliver Wendell Holmes Jr. · +2 | 5 |
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| 1905-01-30 | Supreme Court Rules Against Beef Trust, Establishes Stream of Commerce Doctrine U.S. Supreme Court · Swift & Company · Armour & Company · +2 | 5 |
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| 1904-03-14 | Supreme Court Orders Northern Securities Dissolution in First Major Antitrust Victory U.S. Supreme Court · Theodore Roosevelt · J.P. Morgan · +3 | 6 |
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| 1904-01-01 | Lincoln Steffens Publishes "The Shame of the Cities" Exposing Municipal Corruption Lincoln Steffens · McClure's Magazine | 2 | |
| 1903-10-29 | Anaconda Copper Shuts Down All Montana Operations to Force Legislative Changes Amalgamated Copper Company · Anaconda Copper Mining Company · F. Augustus Heinze · +3 | 6 |
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| 1903-04-27 | Giles v. Harris: Supreme Court Refuses to Enforce Black Voting Rights Against Alabama Constitution U.S. Supreme Court · Oliver Wendell Holmes Jr. · Jackson Giles · +2 | 5 |
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| 1903-02-19 | Roosevelt Signs Elkins Act Prohibiting Railroad Rebates and Price Discrimination Theodore Roosevelt · Senator Stephen B. Elkins · Interstate Commerce Commission · +2 | 5 | |
| 1903-02-14 | Roosevelt Creates Bureau of Corporations and Department of Commerce and Labor Theodore Roosevelt · U.S. Congress · George B. Cortelyou · +2 | 5 | |
| 1902-11-01 | Ida Tarbell Begins "The History of the Standard Oil Company" in McClure's Magazine Ida Tarbell · McClure's Magazine · Standard Oil Company · +1 | 4 | |
| 1902-10-03 | Roosevelt Intervenes in Coal Strike as Neutral Arbitrator, Origins of Square Deal Theodore Roosevelt · John Mitchell · J.P. Morgan · +2 | 5 | |
| 1902-05-12 | Anthracite Coal Strike Begins in Pennsylvania, 147,000 Miners Walk Out United Mine Workers · John Mitchell · Theodore Roosevelt · +2 | 5 | |
| 1902-05-01 | Justice Department Files Antitrust Suit Against Beef Trust Monopoly Theodore Roosevelt · Attorney General Philander Knox · Swift & Company · +4 | 7 | |
| 1902-02-19 | Roosevelt Announces Northern Securities Antitrust Suit Against J.P. Morgan Railroad Trust Theodore Roosevelt · Attorney General Philander Knox · J.P. Morgan · +3 | 6 | |
| 1902-01-01 | Water Cure Torture Scandal - Senate Investigation Exposes Systematic Abuse Theodore Roosevelt · William Howard Taft · Senate Committee on the Philippines · +3 | 6 | |
| 1901-09-28 | Balangiga Massacre Triggers Samar Pacification - Scorched Earth Retaliation Jacob H. Smith · Littleton Waller · Adna Chaffee · +3 | 6 | |
| 1901-05-21 | Alabama Constitutional Convention: White Supremacy Constitution Becomes Blueprint for Southern Disenfranchisement John Knox · Alabama Legislature · Democratic Party · +1 | 4 |
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| 1901-03-10 | Carnegie Sells to J.P. Morgan: U.S. Steel Becomes First Billion-Dollar Corporation Andrew Carnegie · J.P. Morgan · U.S. Steel Corporation · +1 | 4 |
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| 1901-03-02 | Platt Amendment Enacted - Cuba Becomes U.S. Protectorate William McKinley · Orville H. Platt · Elihu Root · +3 | 6 | |
| 1901-03-01 | J.P. Morgan Creates Northern Securities: $400 Million Railroad Monopoly J.P. Morgan · James J. Hill · Edward H. Harriman · +3 | 6 |
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| 1901-02-26 | U.S. Steel Formation - Morgan Creates First Billion-Dollar Trust J.P. Morgan · Andrew Carnegie · Charles Schwab · +2 | 5 | |
| 1901-02-25 | U.S. Steel Corporation Formed - First Billion-Dollar Corporation in History J.P. Morgan · Andrew Carnegie · Charles Schwab · +2 | 5 | |
| 1900-06-20 | Boxer Rebellion - Eight-Nation Alliance Invasion Enforces Imperial Control Eight-Nation Alliance · William McKinley · John Hay · +3 | 6 | |
| 1899-09-06 | Open Door Policy Announced - Corporate Imperialism Disguised as Free Trade John Hay · William Woodville Rockhill · William McKinley · +3 | 6 | |
| 1899-02-04 | Philippine-American War Begins - Liberation Becomes Brutal Occupation Emilio Aguinaldo · William McKinley · U.S. Army forces · +2 | 5 | |
| 1899-01-01 | Standard Oil Trust Controls 90% of U.S. Oil Refining - Monopoly Power Peak John D. Rockefeller · Standard Oil Trust · Railroad corporations · +2 | 5 |
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| 1898-11-10 | Wilmington Massacre and Coup: Armed White Supremacists Overthrow Elected Government, Murder Black Citizens Alfred Moore Waddell · Furnifold Simmons · Red Shirts · +2 | 5 |
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| 1898-07-07 | Hawaii Annexation - U.S. Legitimizes Corporate Coup Against Monarchy William McKinley · Sanford B. Dole · Queen Liliuokalani · +3 | 6 | |
| 1898-05-01 | Embalmed Beef Scandal - War Profiteering and McKinley Administration Negligence Russell A. Alger · William McKinley · Armour & Co · +4 | 7 |
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| 1898-04-25 | Spanish-American War Begins - Imperial Expansion Under Humanitarian Pretext William McKinley · Theodore Roosevelt · U.S. Navy · +2 | 5 | |
| 1898-02-15 | USS Maine Explosion - Yellow Journalism Manufactures War Fever William Randolph Hearst · Joseph Pulitzer · New York Journal · +3 | 6 | |
| 1897-09-10 | Lattimer Massacre - 19 Unarmed Immigrant Strikers Killed by Sheriff's Posse Sheriff James Martin · Luzerne County deputies · United Mine Workers · +3 | 6 |
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| 1897-07-24 | Dingley Tariff Enacts Highest Protective Rates in History - Corporate Shield William McKinley · Nelson Dingley Jr. · Republican Party · +2 | 5 | |
| 1896-11-03 | McKinley Victory Establishes Mark Hanna's Corporate Fundraising Model William McKinley · Mark Hanna · Standard Oil · +3 | 6 | |
| 1896-07-09 | William Jennings Bryan's Cross of Gold Speech - Populist Challenge to Corporate Power William Jennings Bryan · Democratic National Convention · Populist Party · +2 | 5 | |
| 1895-05-27 | Supreme Court In Re Debs Decision Upholds Federal Injunctions Against Strikes U.S. Supreme Court · Justice David Josiah Brewer · Eugene V. Debs · +2 | 5 |
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| 1895-01-21 | U.S. v. E.C. Knight: Supreme Court Shields Sugar Trust and Eviscerates Antitrust Law U.S. Supreme Court · Melville Fuller · American Sugar Refining Company · +2 | 5 |
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| 1895-01-01 | J.P. Morgan Railroad Reorganizations Create Consolidated Monopoly Systems J.P. Morgan · J.P. Morgan & Company · Southern Railway · +2 | 5 | |
| 1894-07-03 | Federal Troops Crush Pullman Strike, Imprison Eugene Debs Eugene V. Debs · American Railway Union · President Grover Cleveland · +2 | 5 | |
| 1894-05-11 | Pullman Strike Begins After Company Town Wage Cuts Without Rent Reductions George Pullman · Eugene V. Debs · American Railway Union · +3 | 6 | |
| 1894-02-07 | Cripple Creek Miners Strike Achieves Rare Victory Through Governor Intervention Western Federation of Miners · Governor Davis Hanson Waite · Colorado State Militia · +3 | 6 | |
| 1893-11-07 | Colorado Voters Approve Women's Suffrage Through Referendum in Historic First Colorado voters · Populist Party · Carrie Chapman Catt · +1 | 4 | |
| 1893-05-15 | Western Federation of Miners Founded After Coeur d'Alene Massacre Western Federation of Miners · Butte miners · Coeur d'Alene strikers · +1 | 4 | |
| 1893-03-03 | Anti-Pinkerton Act: Congress Limits Private Armies After Homestead Violence U.S. Congress · Pinkerton Detective Agency | 2 |
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| 1893-01-17 | U.S. Marines Land in Honolulu, American Businessmen Overthrow Hawaiian Kingdom and Depose Queen Liliuokalani in Illegal Coup Queen Liliuokalani · John L. Stevens · Committee of Safety · +6 | 9 |
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| 1892-11-08 | New Orleans General Strike: 30,000 Workers Achieve Interracial Labor Victory Workingmen's Amalgamated Council · Triple Alliance · New Orleans Board of Trade · +1 | 4 |
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| 1892-07-11 | Coeur d'Alene Miners Strike Violence Triggers Martial Law, 600 Imprisoned Without Trial Western Federation of Miners · Pinkerton Detective Agency · Idaho National Guard · +4 | 7 | |
| 1892-07-06 | Homestead Strike Battle Between Workers and Pinkerton Agents Leaves 10 Dead Andrew Carnegie · Henry Clay Frick · Pinkerton Detective Agency · +3 | 6 | |
| 1892-07-01 | Carnegie Steel Company Formed Through Massive Vertical Integration Consolidation Andrew Carnegie · Henry Clay Frick · Carnegie Steel Company | 3 | |
| 1892-01-04 | Charlotte, Columbia and Augusta Railroad v. Gibbes: Corporate Personhood Reaffirmed U.S. Supreme Court · Charlotte, Columbia and Augusta Railroad Company · South Carolina Legislature · +1 | 4 |
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| 1892-01-01 | Pinkerton Detective Agency Operates as Private Corporate Army Against Unions Pinkerton National Detective Agency · Allan Pinkerton · Corporate employers · +2 | 5 |
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| 1891-08-18 | People's Party Officially Forms in Texas, Launching Populist Movement Farmers' Alliance · Knights of Labor · People's Party | 3 | |
| 1891-07-15 | Coal Creek War Begins: Miners Free Convict Laborers, Attack Lease System Tennessee Coal Mining Company · Knoxville Iron Company · Tennessee Miners · +2 | 5 | |
| 1890-12-29 | Wounded Knee Massacre - U.S. 7th Cavalry Kills 250+ Lakota, Primarily Women and Children, Ending Ghost Dance Movement U.S. 7th Cavalry · Big Foot (Lakota Chief) · Sitting Bull · +2 | 5 |
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| 1890-07-02 | Sherman Antitrust Act Passed but Designed for Non-Enforcement Against Monopolies Senator John Sherman · President Benjamin Harrison · U.S. Congress | 3 | |
| 1890-02-18 | National American Woman Suffrage Association Formed as Merger Heals 21-Year Split Alice Stone Blackwell · Elizabeth Cady Stanton · Susan B. Anthony · +3 | 6 | |
| 1890-01-01 | Company Towns and Debt Peonage: Corporate Control of Coal Mining Communities Coal Mining Companies · Coal and Iron Police · Pennsylvania Coal Operators | 3 |
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| 1889-01-07 | Minneapolis & St. Louis Railway v. Beckwith: Corporate Personhood Doctrine Becomes Settled Law U.S. Supreme Court · Justice Stephen Field · Minneapolis & St. Louis Railway Company | 3 |
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| 1888-01-07 | Pembina Consolidated Silver Mining Co. v. Pennsylvania: Court Explicitly Affirms Corporate Personhood U.S. Supreme Court · Justice Stephen Field · Pembina Consolidated Silver Mining and Milling Company · +1 | 4 |
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| 1887-10-27 | Sugar Trust Formation: Henry Havemeyer Consolidates 75% of Sugar Refining Henry Osborne Havemeyer · Sugar Refineries Company · American Sugar Refining Company | 3 |
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| 1887-07-06 | Armed Militia Forces King Kalakaua to Sign "Bayonet Constitution," Stripping Hawaiian Sovereignty and Disenfranchising Native Hawaiians King Kalakaua · Hawaiian League · Sanford B. Dole · +6 | 9 |
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| 1887-02-08 | Dawes Allotment Act Destroys Tribal Land Ownership, Facilitating Loss of 90 Million Acres to White Settlers Senator Henry L. Dawes · U.S. Congress · President Grover Cleveland · +2 | 5 |
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| 1887-02-04 | Interstate Commerce Act: First Federal Regulatory Response to Corporate Monopoly U.S. Congress · Interstate Commerce Commission · Granger Movement · +2 | 5 |
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| 1886-12-08 | American Federation of Labor Founded on Craft Union Model Excluding Unskilled Workers Samuel Gompers · Federation of Organized Trades and Labor Unions · Knights of Labor · +1 | 4 | |
| 1886-10-25 | Wabash v. Illinois: Supreme Court Shields Interstate Monopolies from Regulation U.S. Supreme Court · Wabash Railroad · Illinois Legislature · +1 | 4 |
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| 1886-05-10 | Santa Clara County v. Southern Pacific Railroad: The Corporate Personhood Precedent That Never Was U.S. Supreme Court · Chief Justice Morrison Waite · J.C. Bancroft Davis (Court Reporter) · +3 | 6 |
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| 1886-05-04 | Haymarket Affair Bombing and Police Violence Trigger Massive Anti-Labor Backlash Chicago Police Department · Albert Parsons · Lucy Parsons · +5 | 8 |
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| 1886-03-25 | Railroad Commission Cases: State Regulation Affirmed with Corporate Property Rights Caveat U.S. Supreme Court · Mississippi Legislature · Farmers' Loan & Trust Company · +2 | 5 |
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| 1886-01-01 | Knights of Labor Reaches Peak Membership of 700,000 Before Rapid Collapse Terence V. Powderly · Knights of Labor · Jay Gould · +1 | 4 | |
| 1885-07-01 | J.P. Morgan Yacht Meeting: Ending Railroad Competition Through Financial Coercion J.P. Morgan · New York Central Railroad · Pennsylvania Railroad · +1 | 4 |
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| 1884-11-04 | Cleveland Election Marks Shift Toward Corporate Campaign Financing Grover Cleveland · James G. Blaine · U.S. Congress | 3 |
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| 1884-06-03 | Mugwump Republicans Bolt Party Over Blaine Nomination, Citing Corruption James G. Blaine · Grover Cleveland · Carl Schurz · +2 | 5 |
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| 1883-10-15 | Civil Rights Cases Strike Down 1875 Act, Legitimizing Jim Crow U.S. Supreme Court · Joseph P. Bradley · John Marshall Harlan | 3 |
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| 1882-12-19 | Roscoe Conkling's Fraudulent Argument for Corporate Personhood in San Mateo County v. Southern Pacific Roscoe Conkling · U.S. Supreme Court · Southern Pacific Railroad · +2 | 5 |
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| 1882-05-06 | Chinese Exclusion Act Bans Immigration Through Racist Labor Scapegoating Chester A. Arthur · U.S. Congress · Chinese immigrant workers · +2 | 5 |
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| 1882-01-02 | Standard Oil Trust Formed - First Modern Corporate Monopoly Structure John D. Rockefeller · Standard Oil Company · Henry Flagler · +2 | 5 | |
| 1881-07-02 | Charles Guiteau Shoots President Garfield Over Patronage Denial James A. Garfield · Charles J. Guiteau · Chester A. Arthur · +1 | 4 |
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| 1881-04-01 | Garfield Launches Investigation of Star Route Postal Fraud Scheme James A. Garfield · Thomas J. Brady · Stephen W. Dorsey · +2 | 5 |
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| 1880-01-01 | Pullman Company Town Established as Model of Corporate Paternalistic Control George Pullman · Pullman Palace Car Company · Company town workers | 3 | |
| 1879-10-01 | Carlisle Indian Industrial School Opens With "Kill the Indian, Save the Man" Mission of Cultural Genocide Lieutenant Richard Henry Pratt · U.S. government · U.S. War Department · +1 | 4 |
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| 1879-01-01 | Standard Oil Attorney Develops Trust Legal Innovation to Circumvent Anti-Monopoly Laws Samuel C. T. Dodd · John D. Rockefeller · Standard Oil Company | 3 | |
| 1878-06-18 | Posse Comitatus Act Restricts Federal Military from Domestic Law Enforcement Rutherford B. Hayes · U.S. Congress | 2 | |
| 1878-02-28 | Bland-Allison Act Overrides Presidential Veto, Restores Silver Coinage Richard P. Bland · William B. Allison · Rutherford B. Hayes · +1 | 4 | |
| 1877-07-16 | Great Railroad Strike of 1877 Erupts Across Nation, Federal Troops Deployed Against Workers Baltimore & Ohio Railroad · Rutherford B. Hayes · U.S. Army · +2 | 5 | |
| 1877-06-21 | Black Thursday: Mass Execution of Molly Maguires Based on Pinkerton Infiltration Pinkerton Detective Agency · Franklin B. Gowen · Philadelphia & Reading Railroad · +2 | 5 |
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| 1877-03-01 | Munn v. Illinois: Supreme Court Affirms Public Power to Regulate Monopolies U.S. Supreme Court · Morrison Waite · National Grange · +2 | 5 |
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| 1877-02-28 | Congress Seizes Black Hills With Only 10% Sioux Consent, Violating Fort Laramie Treaty Requirement for 75% Approval U.S. Congress · Sioux Nation · Lakota people · +1 | 4 |
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| 1877-02-26 | Compromise of 1877: Wormley Agreement Abandons Black Americans Rutherford B. Hayes · Southern Democrats · Northern Republicans · +1 | 4 |
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| 1876-07-08 | Hamburg Massacre: Red Shirts Murder Black Militia to Suppress Voting Red Shirts · Benjamin Tillman · Wade Hampton III · +2 | 5 |
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| 1876-03-27 | United States v. Cruikshank Guts Federal Civil Rights Enforcement U.S. Supreme Court · Joseph P. Bradley · Colfax Massacre Perpetrators | 3 | |
| 1876-03-02 | War Secretary Belknap Impeached for Selling Military Post Traderships William W. Belknap · Ulysses S. Grant · Caleb Marsh · +2 | 5 |
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| 1875-05-10 | Whiskey Ring Scandal: Treasury Officials Steal Millions in Tax Revenue Benjamin H. Bristow · Orville Babcock · Ulysses S. Grant · +2 | 5 |
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| 1875-01-01 | Carnegie Opens Edgar Thomson Steel Works - Introduces Bessemer Process at Scale Andrew Carnegie · Edgar Thomson Steel Works | 2 | |
| 1874-12-07 | Vicksburg Massacre: White League Kills 150-300 Black Citizens, Overthrows Sheriff White League · Peter Crosby · Andrew J. Gilmer · +1 | 4 |
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| 1874-11-18 | Woman's Christian Temperance Union Founded Creating Alliance and Opposition to Suffrage Frances Willard · Annie Wittenmyer · Woman's Christian Temperance Union · +1 | 4 | |
| 1874-09-14 | Battle of Liberty Place: White League Stages Armed Coup Against Louisiana Government White League · James Longstreet · William Pitt Kellogg · +2 | 5 | |
| 1874-08-30 | Coushatta Massacre: White League Assassinates Entire Republican Parish Government White League · Dick Coleman · Thomas Floyd · +2 | 5 | |
| 1874-07-02 | Custer's Black Hills Expedition Violates Fort Laramie Treaty, Discovering Gold and Triggering Rush to Sioux Sacred Lands Lieutenant Colonel George Armstrong Custer · U.S. Army · Sioux Nation · +2 | 5 |
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