'Under God' was added to the pledge in 1954 as an anti-communist statement

Who said 'rebellion to tyrants is obedience to God'?

As a brief, punchy statement rejecting unjust authority, "Rebellion to tyrants is obedience to God" became widely adopted during the American Revolution. The phrase is often misattributed to Benjamin Franklin and Thomas Jefferson, the latter of whom used it on his personal seal. This fact-checked article dives into the history of the phrase, claiming it was first used in 1770 in an epitaph for an English judge. Read more here.

Maryland required officeholders to declare a belief in God until 1961

In Torcaso v. Watkins (1961), the Supreme Court unanimously ruled that a Maryland requirement that officeholders declare belief in God violated the First and 14th Amendments. The decision struck down religious tests for public office across all states.

Every US state constitution references God or the divine, though the federal Constitution does not

God or the divine is mentioned at least once in all 50 state constitutions and nearly 200 times overall. Massachusetts has the most, with eight references, and four states do not use the word "God" but instead refer to a "Supreme Being" or "Divine Guidance."

Most Americans support the separation of church and state

A 2021 Pew survey found that 55% of Americans strongly or moderately support the separation of church and state, while 14% favor integrating religion more into government.

Read the language in the Constitution that protects religious freedom in the US

The First Amendment's religion clauses include two provisions: the establishment clause and the free exercise clause. These two parts prevent the government from endorsing any specific religion and from interfering with the free practice of religion.

'Through this unique means, I convey to you and all mankind, America’s wish for peace on Earth and goodwill to men everywhere.'

- President Dwight Eisenhower (1890-1969) sending a message from space

The US lacked a national anthem for the first 8 Olympics

Although songs like “The Star-Spangled Banner” and “America the Beautiful” were informal anthems, the country did not have an official national anthem. That changed in 1931, when President Herbert Hoover signed a bill into law designating the song as the national anthem.

In a letter, George Washington assured a Jewish congregation that the new government gives 'to bigotry no sanction'

In 1790, President Washington visited Newport's Touro Synagogue and received a welcoming letter from its warden. Washington's reply—considered his clearest statement on religious tolerance—assured the congregation that under the new government, religious freedom would be protected as a fundamental right.

The Eye of Providence on $1 bills is a lightning rod for conspiracy theorists

The symbol is associated with the Freemasons, one of the world’s oldest secret societies. It also appears on churches, Masonic buildings, and the great seal of the United States.

FDR inspired Rockwell's 'Four Freedoms'

In his 1941 State of the Union speech, President Franklin Delano Roosevelt defined "Four Freedoms" that democratic societies provided: freedom of speech, freedom of worship, freedom from want, and freedom from fear. Rockwell conceived of a series of paintings based on those values, using his small-town examples of the principles in action. Below is "Freedom From Want."

Bill of Rights Day is commemorated annually in the United States on Dec. 15

The date marks the 1791 ratification of the first 10 amendments. President Franklin D. Roosevelt officially established Bill of Rights Day in 1941, on the document's 150th anniversary. Hear the speech he gave on that day.

The Supreme Court ruled that burning the American flag is protected speech

In Texas v. Johnson (1989), the court held, 5-4, that flag burning is a form of symbolic political expression protected by the First Amendment—one of the most controversial free-speech rulings in American history.

Martin Luther King Jr. invoked the Declaration to demand equality

This article examines how Martin Luther King Jr. drew on the language and ideals of the Declaration of Independence to frame the Civil Rights Movement as a continuation of the nation’s founding promises.

The original copy of the Declaration of Independence is not a pristine document, and even features a smudged anonymous handprint in the bottom left corner.

Why helium helped preserve the US' founding documents, but was later replaced

In 1951, the Charters of Freedom were stored in glass and metal cases filled with helium, which would not chemically react with the documents. After microscopic cracks were identified in the glass through which helium could leak out of and—experts feared—pollutants could infiltrate, new encasements made of aluminum, titanium, and argon replaced the old system in 2003.

At the 1787 Constitutional Convention, Madison changed the draft language from Congress's power to "make" war to "declare" war

The change was deliberate: "make" war seemed to leave the president unable to defend the country against sudden attack, while "declare" preserved that defensive authority. The distinction between starting a war and responding to one has been debated ever since.

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."

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.

The Truman Doctrine marked the start of US containment strategy

Introduced in 1947, the Truman Doctrine pledged US support for nations resisting communism—starting with Greece and Turkey—and launched the containment policy that defined early Cold War strategy.

NASA was created in 1958 in the wake of the Sputnik 1 launch

The launch of Sputnik 1 in 1957 jolted US political leaders, who urgently consulted scientists and defense experts on how to respond. Concerns about Soviet technological dominance—and the promise of civilian space applications—led directly to NASA’s creation in 1958.

Reagan’s 'tear down this wall' speech challenged Soviet control of Berlin

In 1987, President Ronald Reagan stood at the Brandenburg Gate of the Berlin Wall and urged Soviet leader Mikhail Gorbachev to “tear down this wall.” The speech became one of the most iconic moments of the Cold War and a symbol of growing pressure on the Eastern Bloc.

The term ‘McCarthyism’ was coined by a political cartoonist

In February 1950, Senator Joseph McCarthy infamously proclaimed that he had a list of communist State Department employees. The next month, cartoonist Herbert Block published a cartoon in the Washington Post featuring a reluctant elephant (the mascot of the Republican Party) being pushed to stand on a wobbly tower labeled “McCarthyism.”

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

Father's Day started as a tribute to deceased coal miners

In 1908, a church in West Virginia honored 362 men who had been killed in a coal mining explosion the previous year. However, Father's Day wouldn't be declared a national holiday until 1972.

Unitarian Frank Lloyd Wright made Unity Temple to honor his own faith

In 1905, a Unitarian church in Frank Lloyd Wright's town was struck by lightning and destroyed. Wright, a Unitarian himself, was commissioned to build the replacement and constructed a simple yet radical concrete sanctuary known as Unity Temple.

An 1893 speech in Chicago set the stage for yoga in the US

Swami Vivekananda, a Hindu monk, spoke to the World’s Parliament of Religions, addressing those in attendance as his “sisters and brothers of America.” The speech—and Vivekananda’s subsequent lecture tours—introduced many in the West to Hinduism, setting the stage for the interest in yoga that would follow in the next century.

The story behind the iconic flag-raising photo on Iwo Jima (1945)

The iconic image captured by AP photographer Joe Rosenthal went viral, as far as it could in the 1940s, showing six marines raising a flag atop Iwo Jima's Mount Suribachi. The shot was used for public relations by the military, but it would later be shrouded by controversy when it was revealed it was the second flag raising that day, inviting accusations it was staged.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

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

The idea for the Federal Reserve was conceived in secret in 1910—with bankers donning duck hunt gear for disguise while traveling to a remote country club on Georgia's Jekyll Island

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

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

Famed poet TS Eliot rejected the manuscript for George Orwell's political fable 'Animal Farm,' writing that its criticism of authoritarianism was not 'the right point of view.'

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.'

In 1939, baseball star Lou Gehrig delivered his inspirational 'Luckiest Man' speech after retiring due to the health condition that now bears his name.

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.

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

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

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

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.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

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

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.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

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.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Iran's Revolutionary Guard Corps is independent of Iran's regular army and is one of the most powerful and influential military-political organizations in the Middle East.

El Niño, Spanish for 'the boy,' was named after Jesus Christ because the phenomenon resembled the weather changes observed around Christmastime.

The boiling temperature of water decreases with increasing elevation because the molecules need less energy to overcome the lower atmospheric pressure associated with thinner air.