AP®︎ US History: Unit 6 Flashcards

Master key terms and definitions for Unit 6 of AP US History – Period 6 (1865–1898) to help you prep for quizzes and the AP exam.


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Term

Gilded Age

Definition

Late-19th-century era of surface prosperity but underlying inequality, corruption, economic crises, and intense party competition

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Gilded Age
Not Started

Late-19th-century era of surface prosperity but underlying inequality, corruption, economic crises, and intense party competition

Unit 6: Learning Objective KKC-6.3.II.A
Second Industrial Revolution
Not Started

Post–Civil War transformation centered on steel, petroleum, electricity, machinery, and national transportation and communication networks

Unit 6: Learning Objective DKC-6.1.I.B.i
Homestead Act of 1862
Not Started

Offered 160 acres of public land to settlers who lived on and improved it, encouraging western migration and farm ownership despite frequent hardship and fraud

Unit 6: Learning Objective BKC-6.2.II.A
Pacific Railway Acts
Not Started

The 1862 act and its 1864 amendments subsidized the Union Pacific and Central Pacific with loans and land to build a transcontinental railroad

Unit 6: Learning Objective BKC-6.1.I.A
Railroad Land Grants
Not Started

Federal grants of public land that railroads sold to finance construction and connect western resources to national markets

Unit 6: Learning Objective J
First Transcontinental Railroad
Not Started

Completed in 1869 when the Union Pacific and Central Pacific met at Promontory Summit, Utah, linking the Pacific Coast to the eastern rail network

Unit 6: Learning Objective BKC-6.2.II.A
Agricultural Mechanization
Not Started

Use of improved farm machinery to cultivate more acreage with less labor, greatly increasing production and helping lower food prices

Unit 6: Learning Objective BKC-6.1.III.A
Bonanza Farms
Not Started

Large, capital-intensive Great Plains farms that used wage labor and machinery to grow crops such as wheat on thousands of acres

Unit 6: Learning Objective BKC-6.1.III.A
The Grange
Not Started

Farm organization promoting cooperation, education, and political action against railroad costs and other agricultural grievances

Unit 6: Learning Objective KKC-6.1.III.C
Granger Laws
Not Started

State laws supported by the Grange to regulate railroad freight charges and grain warehouse rates

Unit 6: Learning Objective BKC-6.1.III.B
Farmers’ Alliances
Not Started

Agrarian organizations advocating cooperation, railroad regulation, currency expansion, and the subtreasury plan

Unit 6: Learning Objective KKC-6.1.III.C
Mining Boomtowns
Not Started

Rapidly growing settlements near mineral discoveries that often declined into ghost towns unless they developed other economic activities

Unit 6: Learning Objective BKC-6.2.II.B
Comstock Lode
Not Started

Major silver deposit discovered in Nevada in 1859 that attracted migrants and investment and fueled the growth of Virginia City

Unit 6: Learning Objective BKC-6.2.II.A
Cattle Kingdom
Not Started

Late-19th-century western cattle industry based on open-range grazing, long drives to railroad towns, and shipment to eastern markets

Open-Range System
Not Started

Unfenced cattle grazing system that declined with barbed wire, expanding farms, overgrazing, falling prices, and the severe winter of 1886–1887

Unit 6: Learning Objective BKC-6.2.II.A
Barbed Wire
Not Started

Cheap fencing patented successfully in 1874 that protected crops, established property boundaries, and helped end the open range

Unit 6: Learning Objective BKC-6.2.II.A
Exodusters
Not Started

African Americans who migrated from the post-Reconstruction South, especially to Kansas beginning in 1879, to escape oppression and seek land and autonomy

Unit 6: Learning Objective BKC-6.2.II.B
Buffalo Soldiers
Not Started

African American soldiers in segregated western Army regiments, including the 9th and 10th Cavalry, who participated in campaigns against Native nations

Unit 6: Learning Objective BKC-6.2.II.D
Frederick Jackson Turner’s Frontier Thesis
Not Started

Turner’s 1893 theory that free land and repeated westward settlement shaped American democracy, individualism, innovation, and social mobility while overlooking conquest, Native ownership, federal power, women, and nonwhite labor

Unit 6: Learning Objective BKC-6.2.II.B
Reservation System
Not Started

Federal system that confined Native peoples to restricted lands under extensive government control, freeing other territory for settlers and businesses

Unit 6: Learning Objective BKC-6.2.II.D
Sand Creek Massacre
Not Started

1864 attack in which Colorado militia killed about 150 Cheyenne and Arapaho, mostly women and children, at a camp whose inhabitants believed they were under federal protection

Battle of the Little Bighorn
Not Started

June 1876 Native victory in which Lakota, Northern Cheyenne, and Arapaho warriors defeated Custer's 7th Cavalry, provoking intensified U.S. retaliation

Unit 6: Learning Objective BKC-6.2.II.D
Chief Joseph and the Nez Perce
Not Started

Chief Joseph became the best-known spokesman for Nez Perce bands that resisted confinement in 1877 and retreated about 1,000 miles toward Canada before surrendering

Unit 6: Learning Objective BKC-6.2.II.D
Destruction of the American Bison
Not Started

Commercial hunting, railroads, habitat loss, and military encouragement reduced the bison to fewer than 1,000 by about 1890, devastating Plains Indian life

Unit 6: Learning Objective BKC-6.2.II.C
Dawes Severalty Act (Dawes Act)
Not Started

The 1887 law that divided communal reservation land into individual allotments and opened “surplus” land to outsiders, causing massive Native land loss

Unit 6: Learning Objective BKC-6.2.II.E
Native American Assimilation
Not Started

Coercive federal policy intended to replace tribal identity, communal landholding, Native religions, and languages with private property, Christianity, English, and individual farming

Unit 6: Learning Objective BKC-6.2.II.E
Carlisle Indian Industrial School
Not Started

Influential Native boarding school founded in Pennsylvania in 1879 that became a model for coercive cultural assimilation

Unit 6: Learning Objective BKC-6.2.II.E
Ghost Dance
Not Started

The 1889–1890 Native religious movement promising renewal, the return of the dead and bison, and freedom from oppression; officials misread it as an uprising

Unit 6: Learning Objective BKC-6.2.II.E
Wounded Knee Massacre
Not Started

The 1890 killing of approximately 150 to 300 Lakota, many women and children, by the 7th Cavalry during an attempted disarmament in South Dakota

Unit 6: Learning Objective BKC-6.2.II.D
The “New South”
Not Started

Post-Reconstruction program for southern industrialization and investment; modernization remained limited by agricultural dependence, rural poverty, and white supremacy

Unit 6: Learning Objective CKC-6.1.II.D
Henry W. Grady
Not Started

Atlanta Constitution editor and leading New South spokesman who promoted industrialization, northern investment, sectional reconciliation, and continued white rule

Unit 6: Learning Objective CKC-6.1.II.D
Sharecropping vs. Tenant Farming
Not Started

Sharecroppers paid landowners with a share of their crop, while tenant farmers rented land and supplied more of their own equipment or capital, giving them somewhat greater independence

Unit 6: Learning Objective CKC-6.1.II.D
Crop-Lien System
Not Started

Credit system in which merchants claimed a farmer’s future crop as security, encouraging cotton production and recurring debt

Unit 6: Learning Objective CKC-6.1.II.D
Jim Crow
Not Started

Southern system of laws, customs, inequality, and violence that enforced racial segregation and Black subordination after Reconstruction

Unit 6: Learning Objective CKC-6.3.II.C
The Civil Rights Cases
Not Started

1883 Supreme Court decisions striking down major parts of the Civil Rights Act of 1875 because the Fourteenth Amendment restricted state, not private, discrimination

Unit 6: Learning Objective CKC-6.3.II.C
Plessy v. Ferguson
Not Started

1896 Supreme Court decision upholding Louisiana’s state-mandated railroad segregation and giving constitutional protection to Jim Crow

Unit 6: Learning Objective CKC-6.3.II.C
Lynching
Not Started

Mob killing without trial used to terrorize African Americans and punish political activity, economic success, or resistance to white authority

Unit 6: Learning Objective CKC-6.3.II.C
Ida B. Wells
Not Started

Black journalist who investigated lynching, exposed its economic and political motives, and campaigned for protest and federal action

Unit 6: Learning Objective CKC-6.3.II.C
Booker T. Washington
Not Started

Tuskegee Institute leader who promoted vocational education, property ownership, economic self-help, and cautious accommodation to segregation

Unit 6: Learning Objective CKC-6.3.II.C
Atlanta Compromise
Not Started

Washington’s 1895 position emphasizing Black economic and vocational progress while deferring demands for immediate social and political equality

Unit 6: Learning Objective CKC-6.3.II.C
Bessemer Process
Not Started

Steelmaking process that forced air through molten iron to remove impurities, making steel faster and cheaper to produce

Unit 6: Learning Objective DKC-6.1.I.B.i
Thomas Edison
Not Started

Developed a commercially practical incandescent lamp and an integrated system of generators, wiring, and direct-current distribution

Unit 6: Learning Objective DKC-6.1.I.B.i
Alexander Graham Bell
Not Started

Inventor who received a major telephone patent in 1876 and demonstrated the electrical transmission of speech

Unit 6: Learning Objective DKC-6.1.I.B.i
Standard Time Zones
Not Started

Uniform regional times adopted by railroads in 1883 to eliminate confusion caused by local solar time

Unit 6: Learning Objective DKC-6.1.I.B.i
Refrigerated Railroad Car
Not Started

Railcar that carried meat, dairy products, fruits, and vegetables over long distances without rapid spoilage

Unit 6: Learning Objective DKC-6.1.I.B.i
Corporation
Not Started

Business legally separate from its owners that can raise capital by selling stock and bonds, normally provides limited liability, and continues despite changes in ownership

Unit 6: Learning Objective EKC-6.1.I.B.ii
Mass Production
Not Started

Large-scale manufacture of standardized goods using machinery, specialized labor, and coordinated production to increase output and lower costs

Unit 6: Learning Objective EKC-6.1.I.B.ii
Vertical Integration vs. Horizontal Integration
Not Started

Vertical integration gives one company control over successive stages of production and distribution, while horizontal integration absorbs or controls competitors at the same stage of an industry

Unit 6: Learning Objective EKC-6.1.I.D
Trusts and Holding Companies
Not Started

Trusts centralized several corporations by transferring voting stock to trustees, while holding companies achieved similar control by owning controlling stock in other corporations

Unit 6: Learning Objective EKC-6.1.I.D
Monopoly
Not Started

Market condition in which one seller controls all or nearly all of an industry, limiting effective competition

Unit 6: Learning Objective EKC-6.1.I.D
Andrew Carnegie
Not Started

Steel industrialist who used vertical integration, modern machinery, and close cost control to build the dominant U.S. steel enterprise

Unit 6: Learning Objective EKC-6.1.I.D
Carnegie Steel
Not Started

Vertically integrated steel company that controlled key supplies and transportation, lowered costs, and dominated U.S. steel production in the 1890s

Unit 6: Learning Objective EKC-6.1.I.D
John D. Rockefeller
Not Started

Oil industrialist who built Standard Oil through horizontal integration, railroad rebates, and later vertical integration

Unit 6: Learning Objective EKC-6.1.I.D
Standard Oil
Not Started

Oil corporation that absorbed competing refineries and expanded into pipelines, storage, transportation, and marketing, controlling roughly 90 percent of U.S. refining by the early 1880s

Unit 6: Learning Objective EKC-6.1.I.D
J. P. Morgan
Not Started

Powerful investment banker who reorganized indebted railroads, arranged mergers, and concentrated financial influence over major industries

Unit 6: Learning Objective EKC-6.1.I.D
Cornelius Vanderbilt
Not Started

Railroad leader who consolidated shorter lines into large systems such as the New York Central, improving regional and national service

Unit 6: Learning Objective EKC-6.1.I.D
Robber Barons vs. Captains of Industry
Not Started

Competing interpretations portraying industrialists either as monopolistic exploiters or as efficient innovators who created jobs, growth, and lower prices

Unit 6: Learning Objective EKC-6.1.I.D
Sherman Antitrust Act of 1890
Not Started

Federal law outlawing restraints of interstate trade and monopolization, though early enforcement against corporations was weak

Unit 6: Learning Objective J
Laissez-Faire
Not Started

Belief that competition and private contracts should govern the economy with minimal regulation or public relief

Unit 6: Learning Objective JKC-6.1.II.A
Social Darwinism
Not Started

Application of competitive evolution to society that portrayed inequality as natural and defended limited government

Unit 6: Learning Objective JKC-6.1.II.A
Great Railroad Strike of 1877
Not Started

The first major interstate labor uprising spread from Martinsburg after wage cuts but was defeated when federal troops reopened rail traffic

Unit 6: Learning Objective EKC-6.1.II.C
Knights of Labor
Not Started

A national labor organization that attempted to unite skilled and unskilled workers, including women and Black workers, and sought broad reforms and worker-owned cooperatives before declining after failed strikes and the Haymarket backlash

Unit 6: Learning Objective EKC-6.1.II.C
American Federation of Labor
Not Started

A federation founded in 1886 that organized mainly skilled craft workers and pursued practical gains through bargaining and strikes

Unit 6: Learning Objective EKC-6.1.II.C
Samuel Gompers
Not Started

Longtime AFL leader who promoted craft organization and bread-and-butter gains in wages, hours, and working conditions

Unit 6: Learning Objective EKC-6.1.II.C
Collective Bargaining
Not Started

Negotiation between an employer and workers acting through a union over wages, hours, and working conditions

Unit 6: Learning Objective EKC-6.1.II.C
Haymarket Affair
Not Started

An 1886 Chicago labor rally where an unknown person threw a bomb, leading the public to associate organized labor with anarchism and violence and contributing to the Knights of Labor’s decline

Unit 6: Learning Objective EKC-6.1.II.C
Homestead Strike
Not Started

An 1892 strike at Carnegie Steel defeated after a Pinkerton battle, state-militia occupation, and reopening with nonunion labor

Unit 6: Learning Objective EKC-6.1.II.C
Pullman Strike
Not Started

An 1894 wage dispute that became a nationwide rail boycott and collapsed after a federal injunction and troops restored service

Unit 6: Learning Objective EKC-6.1.II.C
Eugene V. Debs
Not Started

Leader of the American Railway Union who organized the Pullman boycott and was jailed for violating a federal injunction

Unit 6: Learning Objective EKC-6.1.II.C
Old Immigrants vs. New Immigrants
Not Started

Old immigrants generally came from northern and western Europe; new immigrants increasingly came from southern and eastern Europe in the 1880s and 1890s

Unit 6: Learning Objective FKC-6.1.II.B.ii
Push Factors vs. Pull Factors
Not Started

Push factors drive people from an origin, such as poverty or persecution; pull factors attract them to a destination, such as jobs, freedom, land, or family networks

Unit 6: Learning Objective FKC-6.2.I.A
Chinese Exclusion Act of 1882
Not Started

First major federal law barring immigration by a particular nationality and labor category; it suspended Chinese labor immigration for ten years

Unit 6: Learning Objective G
Ellis Island
Not Started

Federal immigration station opened in New York Harbor in 1892 and became the best-known processing point for European immigrants

Unit 6: Learning Objective FKC-6.2.I.A
Nativism
Not Started

Opposition to immigrants and defense of native-born interests or culture, often based on economic, religious, racial, or political fears

Unit 6: Learning Objective G
Americanization
Not Started

Organized efforts by schools, reformers, employers, and officials to teach English and encourage conformity to dominant American customs and civic ideals

Unit 6: Learning Objective GKC-6.2.I.C
Ethnic Enclave
Not Started

A neighborhood concentrated around one ethnic or national group that supplied housing, jobs, mutual aid, familiar languages, religion, businesses, and cultural institutions

Unit 6: Learning Objective FKC-6.2.I.B
Tenements
Not Started

Multifamily urban rental buildings divided into small apartments, often overcrowded, poorly ventilated, unsanitary, and vulnerable to disease and fire

Unit 6: Learning Objective FKC-6.2.I.B
Urbanization
Not Started

The growth of cities and of the proportion of people living in urban areas, accelerated by immigration, internal migration, and industrial employment

Unit 6: Learning Objective FKC-6.2.I.A
Urban Political Machines
Not Started

Hierarchical party organizations that traded jobs, aid, and services for votes while often practicing graft, fraud, and favoritism

Unit 6: Learning Objective KKC-6.2.I.D
Tammany Hall
Not Started

New York City Democratic political machine that mobilized immigrants and distributed services while engaging in extensive corruption

Unit 6: Learning Objective KKC-6.2.I.D
William M. “Boss” Tweed
Not Started

Tammany Hall boss who used control of New York City offices and inflated public contracts to obtain kickbacks; convicted in 1873

Unit 6: Learning Objective KKC-6.2.I.D
Settlement House Movement
Not Started

Reform movement in which educated residents provided services, studied urban conditions, and advocated for immigrant and working-class neighborhoods

Unit 6: Learning Objective IKC-6.3.II.B.ii
Jane Addams and Hull House
Not Started

Jane Addams co-founded Chicago’s Hull House in 1889 as a settlement providing services, social investigation, and reform advocacy for immigrant and working-class neighborhoods

Unit 6: Learning Objective IKC-6.3.II.B.ii
Gilded Age Middle Class
Not Started

Growing urban group of salaried managers, professionals, clerical workers, and independent proprietors with more security and disposable income than industrial laborers

Unit 6: Learning Objective HKC-6.2.I.E
White-Collar Work
Not Started

Salaried office, professional, clerical, or sales work associated with education, regular schedules, and middle-class status

Unit 6: Learning Objective HKC-6.2.I.E
Consumer Culture
Not Started

Culture of mass purchasing encouraged by industrial production, advertising, national markets, and middle-class disposable income and status seeking

Unit 6: Learning Objective HKC-6.2.I.E
Department Stores and Mail-Order Catalogs
Not Started

Department stores promoted urban mass consumption by gathering varied goods under one roof, while mail-order catalogs connected rural and small-town consumers with national markets

Unit 6: Learning Objective HKC-6.2.I.E
Gospel of Wealth
Not Started

Belief that the wealthy should act as trustees of surplus fortunes and fund institutions for public benefit and self-improvement rather than give indiscriminate relief

Unit 6: Learning Objective HKC-6.3.I.B
Gilded Age Philanthropy
Not Started

Private donations by wealthy industrialists to libraries, colleges, museums, hospitals, parks, research, and other educational or urban institutions

Unit 6: Learning Objective HKC-6.3.I.B
Social Gospel
Not Started

Protestant movement applying Christian ethics to poverty and inequality and calling for institutional reform rather than charity or individual conversion alone

Unit 6: Learning Objective IKC-6.3.I.C
Henry George and Progress and Poverty
Not Started

Henry George’s 1879 book Progress and Poverty blamed inequality on private capture of socially created land values and proposed a single tax on unimproved land

Unit 6: Learning Objective IKC-6.3.I.C
Edward Bellamy and Looking Backward
Not Started

Edward Bellamy’s 1888 utopian novel Looking Backward envisioned a peaceful transition from competitive capitalism to a nationally coordinated cooperative economy

Unit 6: Learning Objective IKC-6.3.I.C
Socialism
Not Started

Ideology holding that capitalism’s inequality arose from private ownership of major productive property and advocating collective, cooperative, or public ownership

Unit 6: Learning Objective IKC-6.3.I.C
Woman’s Christian Temperance Union
Not Started

Large women’s organization founded in 1874 that campaigned against alcohol and, under Frances Willard, expanded into suffrage and other reforms

Unit 6: Learning Objective IKC-6.3.II.B.ii
National American Woman Suffrage Association
Not Started

Organization formed in 1890 by the reunion of the NWSA and AWSA to coordinate the campaign for women’s voting rights

Unit 6: Learning Objective IKC-6.3.II.B.ii
The New Woman
Not Started

Late-19th-century ideal of an educated and independent woman who entered higher education, paid work, politics, or reform and challenged traditional domestic restrictions

Patronage / Spoils System
Not Started

Practice of awarding government jobs to loyal party supporters, strengthening party organizations but encouraging favoritism and corruption

Unit 6: Learning Objective KKC-6.3.II.A
Credit Mobilier Scandal
Not Started

Scandal in which Union Pacific insiders used the Crédit Mobilier construction company to overcharge the railroad and distributed discounted stock to members of Congress to prevent investigation

Whiskey Ring Scandal
Not Started

Grant-era scandal exposed in 1875 in which distillers and federal officials conspired to evade liquor taxes and divide the stolen revenue

Pendleton Civil Service Act
Not Started

1883 law creating merit-based examinations for some federal jobs and barring required political contributions from covered employees

Unit 6: Learning Objective KKC-6.3.II.A
Stalwarts and Half-Breeds
Not Started

Stalwarts defended Republican patronage, while their Half-Breed rivals gave qualified support to civil service reform

Unit 6: Learning Objective KKC-6.3.II.A
Mugwumps
Not Started

Reform Republicans who rejected James G. Blaine as corrupt and supported Democrat Grover Cleveland in 1884

Unit 6: Learning Objective KKC-6.3.II.A
Waving the Bloody Shirt
Not Started

Republican campaign tactic invoking Civil War memories and associating Democrats with secession and the Confederacy

Unit 6: Learning Objective KKC-6.3.II.A
Solid South
Not Started

Former Confederate states dominated by white Democrats after Reconstruction through disfranchisement, violence, and appeals to home rule and white supremacy

Unit 6: Learning Objective KKC-6.3.II.A
Munn v. Illinois
Not Started

The 1877 Supreme Court decision upholding state regulation of private property, such as grain warehouses, when it affected the public interest

Unit 6: Learning Objective BKC-6.1.III.B
Wabash, St. Louis & Pacific Railway Co. v. Illinois
Not Started

The 1886 Supreme Court decision ruling that states could not regulate railroad traffic crossing state boundaries

Unit 6: Learning Objective BKC-6.1.III.B
Interstate Commerce Act of 1887
Not Started

Prohibited certain discriminatory railroad practices and created the initially weak Interstate Commerce Commission to regulate interstate railroads

Unit 6: Learning Objective BKC-6.1.III.B
Interstate Commerce Commission (ICC)
Not Started

First permanent federal regulatory commission, created to oversee interstate railroads but initially weakened by limited resources and courts

Unit 6: Learning Objective J
Panic of 1873
Not Started

Financial panic followed by bank failures, business collapse, unemployment, and depression without a federal safety net

Unit 6: Learning Objective JKC-6.1.II.A
Panic of 1893
Not Started

Severe depression marked by railroad and bank failures, business collapse, unemployment, and intensified demands for federal action

Unit 6: Learning Objective KKC-6.1.III.C
Greenback Party
Not Started

1870s third party of farmers and some workers that sought continued paper currency and an expanded money supply

Unit 6: Learning Objective KKC-6.1.III.C
Gold Standard vs. Free Silver
Not Started

The gold standard limited currency to gold-backed value and favored creditors, while free silver sought unlimited silver coinage to expand the money supply, raise prices, and ease debt

Unit 6: Learning Objective KKC-6.3.II.A
Coinage Act of 1873 / Crime of ’73
Not Started

Law ending standard silver-dollar coinage, later condemned by silver advocates as the “Crime of ’73.”

Unit 6: Learning Objective KKC-6.3.II.A
Bland-Allison Act
Not Started

1878 law requiring limited monthly federal silver purchases, expanding coinage but falling short of free silver

Unit 6: Learning Objective KKC-6.3.II.A
Sherman Silver Purchase Act
Not Started

1890 law increasing federal silver purchases; pressure on gold reserves led Cleveland to secure its repeal during the Panic of 1893

Unit 6: Learning Objective KKC-6.3.II.A
People’s Party / Populist Party
Not Started

Agrarian third party seeking stronger government regulation, currency expansion, political democratization, and relief for farmers and workers

Unit 6: Learning Objective KKC-6.1.III.C
Omaha Platform
Not Started

Populists’ 1892 program calling for free silver, an income tax, railroad control, a subtreasury, direct democracy, and other reforms

Unit 6: Learning Objective KKC-6.1.III.C
William Jennings Bryan
Not Started

Democratic presidential nominee in 1896 who championed free silver and appealed to farmers and debtors against creditor interests

Unit 6: Learning Objective KKC-6.3.II.A
Cross of Gold Speech
Not Started

Bryan’s 1896 speech condemning the gold standard and demanding that ordinary producers not be sacrificed to creditor interests

Unit 6: Learning Objective KKC-6.3.II.A
Election of 1896
Not Started

McKinley defeated Bryan, preserving the gold standard and weakening Populism as an independent party while leaving its reform agenda alive

Unit 6: Learning Objective KKC-6.3.II.A