The 13th Amendment's criminal exception enabled new forms of forced labor

The 13th Amendment permanently abolished slavery in the United States

Ratified in December 1865, the 13th Amendment outlawed slavery nationwide except as punishment for a crime. Southern states were required to ratify it under President Andrew Johnson's initial Reconstruction plan before regaining representation, though Congress later imposed stricter conditions.

What's the role of forced prison labor in a land where slavery is illegal?

Companies across the South profited off the forced labor of people in prison after the Civil War. This hourlong investigative podcast episode explores the role forced (and often unpaid) prison labor has played in the US since slavery was abolished.

Southern Black Codes sought to preserve prewar racial labor structures

With little federal oversight, Southern states enacted laws effectively reestablishing slavery's economic and social order. These laws, known as the "Black Codes," restricted freed people's movement, labor, and property rights.

An 1873 Supreme Court case about slaughterhouses weakened parts of the 14th Amendment

In 1873, the Supreme Court's Slaughterhouse Cases ruled that the 14th Amendment's "privileges or immunities" clause protected only federal—not state—citizenship rights, greatly limiting the amendment's power to safeguard enslaved people from state discrimination.

The South built its wealth largely from slave labor

Before the Civil War, the Southern economy relied on roughly 4 million enslaved people producing cash crops such as cotton, rice, and sugarcane. Their forced labor generated immense profits—the South produced 75% of the world's cotton by 1860.

The Fifth Amendment covers a wide range of legal protections for those accused of a crime

While it is widely known for the right against self-incrimination, the Fifth Amendment also protects against being charged for the same crime twice, requires grand jury indictments for serious crimes, and mandates compensation when the government takes private property for public use.

The Eighth Amendment prevents cruel and unusual punishment and was borrowed from England

The exact wording of the amendment came from England's Bill of Rights, written more than a century before America's. Today, the Eighth Amendment governs death penalty standards, prison conditions, and sentencing limits, though its interpretation remains actively contested.

Radical Reconstruction began in response to the lenient policies of Andrew Johnson

In 1867, Congress passed the Reconstruction Acts—overriding Johnson's vetoes—placing the South under military rule and requiring new state constitutions, Black male suffrage, and ratification of the 14th Amendment before readmission.

The Third Amendment bars the forced housing of soldiers in private homes

The amendment was designed to address a specific grievance of the Colonies and remains the only Bill of Rights provision that has never been directly tested by a Supreme Court ruling on its merits.

In the midst of the Civil War, Lincoln rapidly expanded presidential power

Abraham Lincoln suspended habeas corpus, expanded the army without congressional approval, and issued the Emancipation Proclamation—despite likely lacking authority to unilaterally alter national slave law. His actions set precedents for expanded presidential power in wartime.

A section condemning slavery was cut from the Declaration

Thomas Jefferson included a passage in his original draft denouncing slavery. This explainer from the Henry Ford Museum explores why Congress removed it to preserve colonial unity and how that decision shaped the nation's earliest political compromises.

Black Americans were systematically excluded from juries for much of US history

Literacy tests, poll taxes, and even explicit laws kept Black Americans off juries until well into the 20th century. The Jury Selection and Service Act of 1968 mandated that federal juries reflect a fair cross-section of the community, though racial disparities in jury selection persist.

The early DOJ led the first major federal civil rights prosecutions

During Reconstruction, the newly formed Department of Justice prosecuted Ku Klux Klan violence in the South—securing over 1,000 indictments and more than 500 convictions by 1873 in defense of newly established civil rights protections.

The trans-Atlantic slave trade brought over 10 million enslaved people to the Americas

During the Atlantic slave trade (1526-1867), about 12.5 million Africans were forced onto ships; only 10.7 million survived to reach the Americas. Fewer than 400,000 arrived in what became the United States—the rest were taken to the Caribbean or Latin America.

After emancipation, many slaves went from working for free to working for tips

In 1938, the New Deal established a minimum wage for one-fifth of the labor force, with many sectors—including service workers—not covered. Today, although the subminimum wage of $2.13 an hour is enforced, a large portion of those paychecks go to taxes like Social Security and Medicare.

Nineteenth-century, hand-drawn infographics on US slavery and race

In the second half of the 19th century, researchers studying the behavior of the millions of emancipated Americans after the Civil War used "information graphics" to cut through the noise of racially charged debate. In this collection from Stanford, you can see century-old, stunningly hand-drawn data visualizations showing racial demographics, the effects of emancipation on cotton prices, and more.

Madison condemned slavery in theory while owning slaves

James Madison argued that slavery violated Revolutionary ideals. Yet, he inherited and managed more than 100 enslaved people to operate the family's 3,000-acre plantation, brought enslaved laborers to the White House, and later sold them for personal profit.

The Fair Labor Standards Act regulated child labor and introduced many protections

Child labor was widespread until the formation of the National Child Labor Committee, which hired photographer Lewis Hine to document conditions. His images spurred reform efforts like the Keating-Owen Act in 1916, which was overturned by the Supreme Court. Progress came in 1938 with the Fair Labor Standards Act.

The story of Dollree Mapp, whose legal challenge over her 1957 conviction for possessing "obscene material" led to a major strengthening of the Fourth Amendment

Hear the story of the largest single escape attempt by enslaved people in American history

On April 15, 1848, 77 enslaved individuals in Washington, DC, boarded a ship named the Pearl in the largest single escape attempt in US history. Their capture led to riots and intensified the conflict over fugitive slave laws.

The treadmill was invented as a machine for prison labor

William Cubitt invented the machine in the early 1800s, imagining prisoners, usually two at a time, would use it to grind grain or pump water.

The MLB's reserve clause gave owners rights to players after their contracts expired

The clause was added to contracts in 1879, allowing owners to hang on to players after the expiration of their contracts, sometimes in perpetuity.

US troops committed widespread atrocities during the Mexican-American War

American volunteer regiments frequently looted towns, raped civilians, and executed prisoners—especially in occupied northern Mexico. Historians have documented how racial hatred and impunity fueled war crimes that were rarely punished by military leadership.

After gaining her freedom, Truth successfully went to court to free her son

When her son Peter was illegally sold into slavery in Alabama, Truth took the matter to court—becoming one of the first Black women to successfully sue a white man and win, and securing her son's return.

Congress regrets discriminatory laws targeting Asian immigrants

In 2011, Congress expressed regrets about discriminatory laws that targeted Asian immigrants, such as the 1875 Page Act. Click here to read one of the twin bills and learn more about the laws in question.

The Electoral College was shaped in part to balance North–South power

This article examines how the Electoral College emerged from political compromise, including efforts to placate slave-owning Southern states and concerns that Northern states would dominate a direct national presidential vote.

The first line of 'immortal' human cells, which can divide indefinitely and are used in scientific research, was nonconsensually taken from a Black woman.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

Despite being favored by 87% of Americans, Congress does not have term limits.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

Roughly 43 million US borrowers owe roughly $1.7T in student debt, the second-largest source of consumer debt behind mortgages.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

The Brothers Grimm were lawyers before they were storytellers, and became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

The Great Salt Lake's distinct dual coloration results from high-salinity organisms that only live in the northern portion and produce a purple protein.

View the ten deadliest tornadoes in US history.

A vending machine run with Anthropic's AI went out of business after it was convinced to give away items for free and sell a video game console.

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

About 2,000 US babies are born annually without some portion of their limbs, potentially leading to a lifetime of pricey prosthetics.

While atoms are normally made of protons, neutrons, and electrons, exotic ones have been built with antimatter—alternate versions of normal matter that live for fractions of a second and are about a billion times as rare.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight