Bills passed during the Civil War shaped postwar America

The Civil War permanently strengthened federal power

The Civil War expanded federal power through emancipation, national military mobilization, and postwar civil rights laws, permanently strengthening the national government and shifting the balance of authority away from the states.

The Civil War introduced many technological advances to both society and warfare

The conflict accelerated innovations—including railroads, telegraphs, ironclad ships, and mass-produced weapons—while advances in photography, medicine, and manufacturing transformed how Americans communicated, healed, and built after the war.

What happened after the Civil War?

After the massive devastation and scorched earth wartime methods of the Civil War, the US entered its Reconstruction era. Listen to this podcast to learn what that entailed and who was affected.

The Reconstruction Amendments aimed to rebuild the nation and secure freedom after slavery

Ratified between 1865 and 1870 after the conclusion of the war, the 13th, 14th, and 15th Amendments abolished slavery, guaranteed citizenship and equal protection, and extended voting rights to Black men—transforming the Constitution's definition of liberty and equality.

What impact did WWI have on the US civil rights movement?

One of the great hypocrisies in American history involve the expectation of African-Americans to defend liberty in several wars while being deprived of it when they returned home to, as this article puts it "disfranchisement, segregation, debt peonage and racial violence." The writer reflects on World War I and how it affected the fight for civil rights in the USA.

Congress's Wade-Davis Bill demanded harsher terms for Southern reentry

Passed in 1864, the Wade-Davis Bill required 50% of white male voters to swear loyalty and guarantee emancipation before readmission. Lincoln pocket-vetoed it, rejecting Congress's stricter approach.

Congress has handled past crises through emergency lawmaking and institutional expansion

In a 2020 podcast from the National Constitution Center, historians and political scientists examine how Congress navigated past national crises—particularly the Civil War—and what those moments reveal about governing today.

The GI Bill helped expand formal jazz education

Berklee School of Music (then known as the Schillinger House) and a program at the University of North Texas (then known as Texas State University) established academia's earliest jazz programs in 1945. The GI Bill provided World War II veterans with educational funding, which helped the programs proliferate: By the end of the 1960s, there were 450 college jazz ensembles.

Women's role in society expanded during the war

With millions of men at war, women managed farms and businesses, served as nurses, and organized aid efforts—broadening women's participation in public life and laying the groundwork for future suffrage movements.

The Kansas-Nebraska Act sparked violence that foreshadowed the Civil War

The 1854 Kansas-Nebraska Act let settlers vote on whether to allow slavery, repealing the Missouri Compromise. Competing proslavery and antislavery groups poured into Kansas, sparking years of bloody conflict known as "Bleeding Kansas."

What Americans ate after WWII

Returning from World War II, the American cultural landscape saw a vast number of changes. Cuisine, in particular, diversified and modernized thanks to traveled soldiers and wartime innovation. From inventions like powdered cheese to the popularization of instant coffee and Chinese food, explore the changes to the American food industry that continue to influence what we consume today.

How income taxes evolved from a funding tool for war into a crucial revenue source for the federal government

Americans have long resisted income taxes. So, how did they become permanent? This overview explains how wartime funding needs, constitutional changes, and economic shifts gave rise to the modern tax system, from the Civil War to the payroll withholding rules we follow today.

Congress has formally declared war 11 times across five conflicts, the last in 1942

The five declared wars were the War of 1812, the Mexican-American War, the Spanish-American War, World War I, and World War II. Every major American military conflict since Korea, Vietnam, Iraq, and Afghanistan has been fought without a formal declaration.

How student loans became incredibly prevalent

As of 2024, the total outstanding federal student loan debt sat at $1.6T, held by almost 43 million borrowers. Explore the history of student loans and how they became prevalent in the US, as told by several influential actors in the creation of the program over the years.

During the Civil War, the US government printed paper money for the first time

Those original paper bills were called “greenbacks” or “demand notes.” Since then, paper money has evolved with different designs, names, and values. Today, it is solely issued by the Bureau of Engraving & Printing.

The 1956 Federal-Aid Highway Act spent $25B to build 41,000 miles of freeway

Sold to Congress as a national defense measure, the Interstate Highway Act committed the federal government to covering 90 cents of every dollar spent on a 41,000-mile freeway network, a subsidy that reshaped American cities and supercharged car dependency.

The canal became a highway for American reform movements

Beyond goods, the canal carried ideas. Its corridor hosted Second Great Awakening revivals and became a center for activism—fueling abolitionist networks, women’s suffrage organizing, and other reform movements.

Gambling funded America's early expansion

In the colonial era, lotteries were viewed as a voluntary tax to help fund infrastructure and capital projects. The idea came from Europe, which had used lotteries dating back to the 16th century. The image below is from a Massachusetts lottery in 1758.

Watch 'I'm Just a Bill' explain how a law gets made

First aired in 1976, "I'm Just a Bill" became a defining civics lesson for generations, using animation and humor to trace the legislative process and cement itself as a lasting piece of US political culture.

European colonization dramatically reshaped Native American life

As European settlers expanded across North America, Native Americans faced displacement, violence, and forced negotiations. Colonial powers used trade relationships, treaties, and military force to reshape Indigenous communities and claim their territories.

Some Watergate reforms may have fueled today's partisan, confrontational Congress

The newly elected officials after the Watergate scandal dismantled seniority norms, opened committee votes, and televised proceedings—efforts aimed at increasing transparency that, unintentionally, may have fueled the polarized and combative tone of today's Congress.

Hear the stories of Black congressmen who served during Reconstruction

This podcast explores the Black congressmen of the 1870s, like Hiram R. Revels and Joseph Rainey, many of whom were born into slavery and symbolized the hope of a more racially equal post-Civil War America.

...and allowed newly arrived European immigrants to maintain their cultures

19th-century public schools often included Protestant spiritual instruction, something that was disturbing for Catholic immigrants from Ireland, Italy, Poland, and elsewhere, who found homes in neighborhood “parochial” schools.

Television transformed college football into a national spectacle

The rise of televised games in the mid-20th century expanded college football’s reach far beyond campus stadiums—turning regional rivalries into national events, boosting revenue, and cementing the sport as a Saturday tradition across the country.

Explore the important legislation that has shaped US immigration policy

Read about pivotal immigration legislation from the 1882 Chinese Exclusion Act—the first law restricting immigration by nationality—through DACA, examining how economic conditions, national security concerns, and social attitudes shaped American immigration policy throughout history.

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

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

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

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

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Jimmy Carter signed a 1978 bill that legalized home brewing, a move credited with kick-starting the craft beer industry.

A century of Billboard issues documenting the evolution of popular music.

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

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.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

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

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 name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

Watch a 1934 short film starring jazz legend Cab Calloway, a major figure in the Harlem Renaissance's music scene

Fireworks make a loud booming sound after exploding due to air expanding faster than the speed of sound.

View the ten deadliest tornadoes in US history.

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.

Recent research found that the brain doesn't seem to massively rewire following amputation—upending earlier beliefs about the cause of phantom limb pain.

Planarian flatworms are small, aquatic worms with exceptional regenerative capabilities. When cut, the worms can regenerate multiple bodies in a matter of weeks.

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

Before humans, the Soviet Union and the United States sent animals—including apes, dogs, and cats—to space during the Space Race.