1900s
1900–1999Jim Crow, the Great Migration, the Civil Rights revolution, and new systems of control.
Zoom in — decades
Key events
- 1900Comprehensive Jim Crow Statutory Structure Complete Across the South by 1900
By 1900, every former Confederate state has enacted statutory Jim Crow covering railroads, schools, public accommodations, and political participation. The system rests on three Supreme Court pillars: Plessy's 'separate but equal,' Williams' endorsement of voter suppression, and the 1883 Civil Rights Cases limiting federal protection. Black civil rights exist on paper and nowhere in practice.
- 1900Southern States Complete Disfranchisement of Black Voters Through Poll Taxes and Literacy Tests
By 1900, every former Confederate state had constitutionally disfranchised Black voters through a combination of poll taxes, literacy tests administered selectively, white primaries, grandfather clauses, and residency requirements. In Mississippi, Black voter registration fell from 190,000 in 1890 to fewer than 1,200 by 1904. In Louisiana, Black voters fell from 130,000 in 1896 to 1,342 in 1904. The disfranchisement was total and enforced by violence: attempting to register could result in job loss, eviction, or death.
- 1900Southern States Complete Disfranchisement of Black Voters Through Poll Taxes and Literacy Tests
By 1900, every former Confederate state had constitutionally disfranchised Black voters through poll taxes, literacy tests, white primaries, grandfather clauses, and residency requirements. In Mississippi, Black voter registration fell from 190,000 in 1890 to fewer than 1,200 by 1904. In Louisiana, Black voters fell from 130,000 in 1896 to 1,342 in 1904. Attempting to register could result in death.
- 1900NAACP Documents 1,100+ Black Americans Lynched 1900-1919
The NAACP's documentation identified over 1,100 lynchings of Black Americans between 1900 and 1919, an average of more than one per week for twenty years. Mississippi led, followed by Georgia, Texas, Louisiana, and Alabama. The NAACP hung a banner from its New York office reading 'A Man Was Lynched Yesterday' each time a lynching was reported. The consistency and scale constituted a systematic campaign of racial terror.
- 1900Jim Crow Laws Codify Total Racial Segregation Across Southern States
By 1900, every former Confederate state had passed comprehensive Jim Crow legislation mandating racial segregation in virtually all public life: railroads, streetcars, waiting rooms, hospitals, hotels, restaurants, barber shops, water fountains, phone booths, and cemeteries. Georgia and North Carolina segregated textile factories by race. Oklahoma segregated telephone booths. Mississippi required separate textbooks for Black and white students, with the books stored separately to prevent contamination. Florida made it illegal for white and Black students to use the same edition of a textbook. These laws backed by threat of violence.
- 1900Jim Crow Laws Codify Total Racial Segregation Across Southern States
By 1900, every former Confederate state had passed comprehensive Jim Crow legislation mandating racial segregation in virtually all public life. Georgia and North Carolina segregated textile factories. Oklahoma segregated telephone booths. Mississippi required separate textbooks stored separately. Florida made it illegal for Black and white students to use the same textbook edition. These laws were backed by threat of violence.
- 1900Comprehensive Jim Crow Statutory Structure Complete Across the South by 1900
By 1900, every former Confederate state has enacted statutory Jim Crow covering railroads, schools, public accommodations, and political participation. The system rests on three legal pillars validated by the Supreme Court: Plessy's 'separate but equal' for public life, Williams' endorsement of voter suppression mechanisms, and the 1883 Civil Rights Cases' limitation of federal protection to state action. Black civil rights exist on paper in the Constitution and nowhere in practice.
- 1900Plessy v. Ferguson 'Separate But Equal' Doctrine Enforced Through Pervasive Violence
The 1896 Plessy v. Ferguson decision legitimating 'separate but equal' racial segregation defined American public life in the early twentieth century. In practice, separate facilities were never equal: Black schools received a fraction of per-pupil funding, Black rail cars were inferior, Black hospitals lacked equipment. The doctrine was enforced not through state inspection of equality but through violence and economic coercion. Any Black person who challenged the arrangement risked physical assault, job loss, or death. The Supreme Court did not overturn Plessy until Brown v. Board of Education in 1954.
- 1900Plessy v. Ferguson 'Separate But Equal' Doctrine Enforced Through Pervasive Violence
The 1896 Plessy v. Ferguson decision legitimating 'separate but equal' defined American public life in the early twentieth century. In practice, separate facilities were never equal. The doctrine was enforced not through state inspection of equality but through violence and economic coercion. The Supreme Court did not overturn Plessy until Brown v. Board of Education in 1954.
- 1900NAACP Documents 1,100+ Black Americans Lynched 1900-1919
The NAACP's painstaking documentation, drawing on newspaper reports and local records, identified over 1,100 documented lynchings of Black Americans between 1900 and 1919 — an average of more than one per week, every week, for twenty years. Mississippi led with the most lynchings, followed by Georgia, Texas, Louisiana, and Alabama. Many lynchings went undocumented. The NAACP hung a banner from its New York office reading 'A Man Was Lynched Yesterday' each time a lynching was reported. The consistency and scale constituted a systematic campaign of racial terror, not isolated criminal incidents.
- February 12, 1909NAACP Founded in Response to Springfield Massacre
On the centennial of Lincoln's birth, a multiracial coalition including Ida B. Wells, W.E.B. Du Bois, Mary Church Terrell, Mary White Ovington, and Moorfield Storey issued the 'Call,' founding the National Association for the Advancement of Colored People. The NAACP was explicitly formed to combat lynching, disenfranchisement, and Jim Crow segregation through legal action, lobbying, and public pressure. It became the primary institutional vehicle for Black civil rights for the next six decades.
- 1910Black Land Ownership Peaks at 15 Million Acres in 1910, Then Declines Under Sustained Theft
Black land ownership in the South peaked at approximately 15 million acres in 1910, representing an extraordinary achievement of post-Reconstruction self-help against enormous obstacles. Beginning in the 1910s and accelerating over the following decades, Black land was stripped through a combination of: tax sales in which landowners were not notified; heirs' property laws that fragmented ownership and enabled partition sales; racially exclusionary USDA loan programs; intimidation and violence; deed fraud; and the use of 'white riders' who filed false claims. By 1997, Black landowners held less than 2 million acres.
- 1910First Wave of Great Migration Begins: 1.6 Million Black Americans Leave the South
Between 1910 and 1930, approximately 1.6 million Black Americans left the South for Northern and Midwestern cities — Chicago, Detroit, Cleveland, Pittsburgh, New York. They were fleeing lynching, disenfranchisement, debt peonage, convict leasing, and economic exclusion, and seeking industrial wages and greater freedoms. The Chicago Defender, smuggled south by Pullman porters, advertised Northern opportunities and published letters from migrants. The demographic transformation reshaped American politics, culture, and race relations.
- 1910First Wave of Great Migration Begins: 1.6 Million Black Americans Leave the South
Between 1910 and 1930, approximately 1.6 million Black Americans left the South for Northern and Midwestern cities. They were fleeing lynching, disenfranchisement, debt peonage, convict leasing, and economic exclusion, and seeking industrial wages and greater freedoms. The Chicago Defender, smuggled south by Pullman porters, advertised Northern opportunities. The demographic transformation reshaped American politics, culture, and race relations.
Resources from this period
Primary sources·4
The 1954 decision ending school segregation.
The unanimous ruling striking down bans on interracial marriage.
Case summary, opinions, and oral-argument audio for the 1987 ruling.
King's open letter defending nonviolent direct action.
Books·7
The definitive narrative history of the Great Migration.
Mass incarceration as a system of racial control.
The book-length investigation into the CIA, the Contras, and crack.
One of the most influential memoirs of the 20th century.
A young-reader history of the 1955 murder of Emmett Till and the trial that helped spark the civil rights movement.
The definitive account of the case, in which Carolyn Bryant reportedly recanted part of her 1955 testimony.
Landmark "bottom-up" history of grassroots organizing in Mississippi.
Research·2
Articles·9
A landmark essay connecting slavery, redlining, and the wealth gap.
Official SSA history of the carve-out that left out most Black workers.
The 1973 case exposing the federally funded forced sterilization of Black and poor women.
Scholarly overview of the destruction of Greenwood.
Hamer''s nonconsensual hysterectomy and the routine sterilization of Black Southern women.
A whole Black Florida town erased in 1923 — and nearly erased from memory.
Overview of the three 1965 marches and their role in winning the Voting Rights Act.
How state-administered GI Bill benefits were systematically denied to Black veterans.
The 1939 concert and the DAR's refusal of Constitution Hall.
Documentaries·5
Documentary tracing the 13th Amendment loophole to mass incarceration.
The official home of the landmark 14-part civil-rights documentary.
The definitive documentary history of the Civil Rights movement.
Three-part 2022 docuseries on Mamie Till-Mobley and the case, executive-produced by Will Smith and Jay-Z.
Mass-grave searches and the present-day reparations fight over the 1921 massacre.
Films·3
Videos·2
Videos·6
Speeches·3
Malcolm X's 1964 case for Black self-determination.
King's address at the 1963 March on Washington.
Hamer's televised account of being beaten for trying to register to vote.
Websites·17
The national monument and history of Emmett Till's murder and its legacy.
The site of King's April 4, 1968 assassination.
Newton, Seale, and the Panthers' Ten-Point Program.
The official CDC account of the 40-year U.S. Public Health Service syphilis study.
The still-operating training ground for movement organizers.
Digitized photographs and documents of the Great Migration and Harlem Renaissance.
NIH resource on the HeLa cell line and the legacy of Henrietta Lacks.
Documents on the 1939 Lincoln Memorial concert and Eleanor Roosevelt's DAR resignation.
Why the 1963 march mattered for civil-rights legislation.
A curated history of SNCC with documents, profiles, and timelines.
The 1923 destruction of a Black Florida town.
The roots of Black Power in Malcolm X, SNCC, and 1966.
Includes the Smith–Carlos 1968 podium protest.
The violent 1962 integration of the University of Mississippi.
The nine teenagers falsely accused in 1931 Alabama.
The 2023 national monument preserving three Till sites in Mississippi and Chicago.
The NPS trail covering the 1965 voting-rights marches.