The ACLU was founded in 1920 in direct response to the suppression of speech during World War I

Free speech has often been restricted in wartime, potentially unconstitutionally

From the Sedition Act of 1798 to the prosecution of anti-war activists during World War I, the US government repeatedly curtailed speech and dissent during wartime—actions widely criticized and, in some cases, later deemed unconstitutional.

The Supreme Court's first major free-speech ruling rested on a legal standard that was later overturned

In Schenck v. United States (1919), the court introduced the "clear and present danger" test—permitting the government to restrict speech that posed an immediate threat to public safety. Although the doctrine was later replaced, the ruling upheld the conviction of a man who had distributed anti-draft pamphlets.

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.

The abolitionist movement long predated the Civil War

Beginning in the late 18th century, abolitionists like Frederick Douglass, William Lloyd Garrison, and Sojourner Truth campaigned through newspapers, lectures, and political action to end slavery.

Abolitionists shaped American history from the Revolution to the Civil War

Abolitionists of all backgrounds organized against slavery from the founding era onward. Historian Manisha Sinha argues that their decades of activism fundamentally shaped American democracy and made emancipation possible.

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.

Learn about the long and contested history of free speech in America

This podcast examines how American free speech protections evolved—from the Founders' debates to landmark Supreme Court rulings—and why the country arrived at one of the most expansive speech regimes in the world.

Justice Oliver Wendell Holmes championed the idea of speech as a 'marketplace of ideas'

In his landmark dissent in Abrams v. United States, Justice Holmes argued that the best way to combat harmful ideas is through open competition—a principle that became foundational to modern First Amendment law.

Eleanor Roosevelt sheltered student activists at the White House after they were subpoenaed by HUAC

In 1939, when Congress subpoenaed leaders of the American Youth Congress on suspicion of communist ties, Eleanor Roosevelt attended the hearings herself and then invited all 10 students to stay at the White House, as they had nowhere to sleep.

In the 1930s, Congress nearly passed a constitutional amendment requiring a national vote before declaring war

The Ludlow Amendment, proposed amid rising isolationism after World War I, would have required a national referendum before Congress could declare war, except in cases of direct attack. It was defeated 209 to 188 in 1938 after Roosevelt lobbied against it.

The 21st Amendment was the only amendment to repeal another

The 1933 constitutional amendment rolled back 1920's 18th Amendment, better known as Prohibition, which outlawed "the manufacture, sale or transportation of intoxicating liquors."

The Wrights’ patent battles delayed the development of aviation technology in the US

By the time World War I began in 1914, the US was lagging behind European powers in aviation. This stemmed primarily from wars over patents between the Wrights and competitor Glenn Curtiss. The pair argued their 1906 patent covered all mechanisms enabling lateral flight.

Explore how free speech and justice coexist and sometimes clash

From the abolition of slavery to South African apartheid, this podcast explores how censorship has historically been used to suppress racial justice movements—and to promote them—and asks whether free speech is a foundation for, or a threat to, equality.

Franklin D. Roosevelt's 1941 speech framed World War II as a global fight for universal rights

Eleven months before the attack on Pearl Harbor, President Roosevelt outlined four fundamental freedoms that, in his words, people "everywhere in the world" ought to enjoy—speech, worship, freedom from want, and freedom from fear.

The first test of America's war powers came just a decade after the Constitution was ratified

During the undeclared Quasi-War with France in 1800, the Supreme Court ruled in Bas v. Tingy that Congress had authorized a valid "imperfect war" through statutes alone, without a formal declaration, establishing that there is a legal spectrum between peace and declared war.

The League of Nations was the predecessor to the UN—and the US never joined

The League of Nations—established in 1920 after World War I—was the first global organization aimed at maintaining world peace. Although US President Woodrow Wilson championed its creation, the United States never joined.

The US protects free speech more broadly than any other democracy

Well-known First Amendment lawyer Floyd Abrams explains that the US offers stronger free-speech protections than even close democratic allies, where hate speech is criminalized, libel laws favor plaintiffs, and a "right to be forgotten" can erase truthful information from the internet.

Brandenburg v. Ohio set the modern standard for when speech can be punished as incitement

A Ku Klux Klan leader's conviction for a threatening speech prompted the Supreme Court in 1969 to rule that speech is punishable as incitement only if it is directed at—and likely to produce—imminent lawless action.

The Civil Rights Act expanded the Department of Justice's enforcement powers

The 1964 bill empowered the DOJ's Civil Rights Division to challenge segregation, protect voting rights, and prosecute discrimination, thereby expanding its role in defending civil rights.

James Madison's original draft of the First Amendment was far more expansive than what was ratified

Madison's first proposed language guaranteed the right "to speak, to write, or to publish" one's sentiments freely—broader and more explicit than the final text—and described the free press as "one of the great bulwarks of liberty."

The NAACP encouraged and accommodated the early Harlem Renaissance

The National Association for the Advancement of Colored People, a civil rights organization better known as the NAACP, recognized the disenchantment Black soldiers who served in World War I experienced when returning home to a segregated country and began advancing, and, in many ways, funding a "New Negro Movement," which would lead to the Harlem Renaissance.

The 1941 Atlantic Charter was a World War II alliance and model for the UN

The Atlantic Charter was a pivotal 1941 agreement between Franklin D. Roosevelt and Winston Churchill, outlining shared goals for a post-World War II world rooted in freedom and self-determination. These ideals later inspired the founding principles of the United Nations.

The First Amendment established religious freedom as a constitutional right—a safeguard no other nation had before

Europe had limited religious tolerance for centuries, but always as a privilege granted by rulers who could revoke it. The First Amendment in the United States was unique for the time: It banned the government from interfering with religion, making religious freedom a permanent constitutional limit on state power.

The Illuminati were a real espionage society in the 1770s

Bavarian professor Adam Weishaupt founded the group in 1776 as an anti-clerical, anti-royalist sect that used hierarchy, codes, and surveillance as a proto-spy network. Within a decade, it was suppressed, but the mythology never quite died. Today, it functions as an adaptable conspiracy theory, able to fit any era's anxieties about who really holds power.

The American Research and Development Corporation is considered the first modern VC firm

Best known for investing in companies that wanted to utilize some of the technology developed during World War II, the ARDC’s cofounders all held prestigious positions at places like MIT and the Federal Reserve Bank of Boston.

The long-tail influence of Thoreau's 'Civil Disobedience'

His essay "Civil Disobedience" laid out both a practical and a moral plan for resisting unjust governments, inspiring civil rights leaders like Mahatma Gandhi and Martin Luther King Jr., as well as anti-war anarchists like Emma Goldman and literary figures like Leo Tolstoy.

Lenny Bruce's stand-up challenged US law

Bruce came up in burlesque theaters, but began to find success as stand-up comedy developed a more political and subversive bent. His sets often satirized what he believed to be an oppressively conformist society, which led to his arrest on several occasions.

The First Amendment protects 5 distinct freedoms

Most Americans cite the amendment on free speech, but the First Amendment also protects religion, the press, peaceful assembly, and the right to petition the government—five separate guarantees in a single sentence.

Why Orwell fought in the Spanish civil war

Orwell wanted to volunteer for the International Brigades, a loose conglomerate of leftists fighting against Franco's Nationalists, in order to participate in what he saw as a struggle against fascism. The group rejected him, though Orwell still made his way to Barcelona to fight with a smaller sect, an experience that's laid out in this history from William Chislett.

The PATRIOT Act expanded government surveillance after 9/11

Signed into law weeks after the attacks, the PATRIOT Act granted federal agencies sweeping powers to monitor communications, access records, and conduct surveillance—sparking ongoing debates over privacy, civil liberties, and national security.

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.

Truth is best known for her 1851 speech in Akron linking abolition and women's rights

At the 1851 Women's Rights Convention, Truth gave a speech that cemented her legacy, weaving together abolition and women's rights in remarks that became among the most quoted of the 19th century.

Should the US have entered into World War I?

America entered World War I in 1917, but had remained neutral until that point. President Woodrow Wilson addressed Congress, further underlining the USA's neutrality. Eleven weeks later, he asked for a declaration of war. With attacks by German saboteurs on an American munitions depot, it seemed he had no choice. But did he? This article asks what might have happened if the US stayed out of WWI.

Roosevelt joined the NAACP and campaigned for anti-lynching laws—even receiving a $25K bounty from the KKK

Eleanor Roosevelt joined the NAACP board, lobbied for a federal anti-lynching law, and pushed to integrate the Army Nurse Corps—often going beyond the support her husband was willing to give to racial justice efforts. Her advocacy made her a target: The Ku Klux Klan placed a $25,000 bounty on her head.

Child labor was widespread until the formation of the National Child Labor Committee in 1904.

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

This interactive resource from the National Constitution Center traces the complex drafting process behind the Bill of Rights, showing how state proposals and revisions evolved into the first 10 amendments.

The FBI ran a covert campaign to discredit Dr. Martin Luther King Jr.

From 1963 to 1968, the FBI surveilled Dr. King with wiretaps, hotel bugs, informants, and anonymous threats, citing concerns about Communist influence—an effort later revealed through declassified files and documented in the film MLK/FBI.

Americans are historically more supportive of free speech than people in most other countries

A 2016 survey of 38 countries found that the US scored highest in support for free expression, with 71% of Americans saying people should be able to say what they want without government censorship, more than in any other nation surveyed.

The Bill of Rights spent more than a century largely ignored by the courts

When ratified in 1791, the Bill of Rights applied only to the federal government, which exercised little direct control over daily life. It played a limited role in early constitutional law until the 20th century, when legal advocates began using it to challenge state and local laws.

The 19th Amendment, which granted women the right to vote in the United States, was a culmination of over 70 years of organizing and advocacy.

The Civil Rights Act of 1964 outlawed segregation and discrimination nationwide

The Civil Rights Act, signed into law in 1964, prohibited racial segregation in public accommodations and ended discrimination based on race, color, religion, sex, and national origin in employment, while also strengthening protections in education. It established protections enforced across federally funded programs.

The environmental crises of the late 1960s led to the founding of the EPA

Disasters such as the Cuyahoga River fire and the Santa Barbara oil spill prompted Congress and President Nixon to establish the Environmental Protection Agency in December 1970, with the goal of unifying federal efforts to control pollution.

al-Qaida was founded in 1988 by Osama bin Laden

The group emerged in 1988 from the militant networks formed during the Soviet-Afghan War. Under Osama bin Laden's leadership, it combined jihadist ideology with global ambitions—eventually orchestrating attacks across Africa, the Middle East, Europe, and the United States.

The words 'separation of church and state' are not found in the Constitution

Responding to Connecticut Baptists concerned about religious liberty, Jefferson described the First Amendment as building "a wall of separation between church and state." The Supreme Court later cited the letter as an authoritative guide to the Establishment Clause.

The FBI tracked Woody Guthrie's politics for years, amassing an enormous file that was only discovered many years after his death.

The origin of the National Science Foundation and why World War II led to its founding

Before World War II, research institutions were funded by endowments or private companies whose priorities stifled the curiosity-driven science that fueled significant breakthroughs and innovation. The NSF was established in 1950 to promote independent scientific progress through basic research, which is focused on knowledge acquisition rather than commercial applications, conducted at national colleges and universities.

Ratified in 1868, the 14th Amendment guaranteed citizenship to all people born in the United States and required states to provide equal legal protection to all.

Early American citizenship was defined inconsistently by individual states.

Adams' famous 1776 letter urged the Founders to 'remember the ladies'

In a March 1776 letter to John, Adams urged the Founders not to grant husbands unchecked power over their wives. Historians note it was not a demand for suffrage but a challenge to coverture—the legal doctrine that denied a married woman an independent identity.

The history of ARPANET and how it helped the US military during the Cold War

President Dwight D. Eisenhower established the Advanced Research Projects Agency in 1958, which recruited scientists to design the first large-scale computer network to support the American military during the Cold War. Academics would use the network to communicate via email among several US research universities.