Twain served in a Confederate militia for two weeks

Twain grew up in Missouri near the Mississippi River

When Twain (then known as Samuel Clemens) was 4 years old, his family moved to Hannibal, Missouri, a port town along the Mississippi River. Hannibal would eventually be the setting for two of his most famous works: “The Adventures of Huckleberry Finn” and “The Adventures of Tom Sawyer.”

As a child, Twain worked as a 'printer's devil'

Twain’s father died in 1847, forcing the 12-year-old Twain to leave school to earn money for the family. He took up work in a print shop as a “printer’s devil,” or an apprentice. He became fascinated with the technology, an experience he’d pursue further when he became a journalist several years later.

Mark Twain once challenged a rival newspaper editor to a duel

While writing for a newspaper in Virginia City, Nevada, Twain published a story about a local fundraiser, accusing the paper’s rival of rescinding their donation. The problem was that the story was untrue: It was a hoax that he had concocted while drunk. The affair led to a protracted, public back-and-forth, with Twain challenging the editor of the rival paper to a duel; likewise, two other men challenged Twain to a duel. Twain ultimately left town, but wrote about the episode later on in an essay titled “How I Escaped Being Killed in a Duel.”

Mark Twain spent decades feuding with the US Postal Service, convinced its costs and regulations were bureaucratic overreach.

Twain didn’t start wearing his iconic white suit until later in life

The writer first wore the white suit in 1906, at the Library of Congress. “I have reached the age where dark clothes have a depressing effect on me,” Twain told the Washington Post. “I prefer light clothing, colors, like those worn by the ladies at the opera.”

Hundreds of women secretly joined the Union and Confederate armies during the war

Hear the story of women who disguised themselves as men to enlist in both Union and Confederate armies—serving as soldiers, medics, and spies.

That time General Ulysses Grant barred Jewish residents from the war zone

In 1862, General Ulysses S. Grant issued an order that banned all "Israelites" (meaning Jews) from a military zone consisting of parts of Tennessee, Kentucky, and Mississippi. After much outcry, the order was rescinded by President Abraham Lincoln and Grant feebly explained it was a misunderstanding. Learn more about this odd bit of history here,

The Mexican-American War trained future Civil War generals

Many key military leaders of the Civil War—including Ulysses S. Grant, Robert E. Lee, and Thomas “Stonewall” Jackson—first saw combat in the Mexican-American War, gaining battlefield experience that shaped their later commands.

Twain claimed to possess 'mental telegraphy'

In an 1891 essay, the writer claimed to possess psychic powers. It’s something that seemingly supported by his mother and his own death: Twain predicted he would die the day after Halley’s Comet returned in 1910, which did indeed happen.

Twain's ‘To the Person Sitting in the Darkness’ satirized American imperialism

The 1901 essay was a response to the Philippine-American War as well as Rudyard Kipling’s poem, “The White Man’s Burden,” which argued that Western nations had a moral duty to rescue non-Western nations from ignorance. Twain’s essay ironically encouraged lecturing citizens of the countries being invaded: “for the sake of the Business we must persuade him to look at the Philippine matter in another and healthier way. We must arrange his opinions for him.”

Ulysses S. Grant unsuccessfully attempted to run for a third term in 1880

After serving two terms from 1869 to 1877, Grant sought the Republican nomination again in 1880. Though he led the early convention ballots, party opposition blocked him, and James A. Garfield ultimately emerged as the nominee.

Whitman's view on slavery was informed by a trip to New Orleans

In 1848, Walt Whitman traveled with his brother to New Orleans to pursue a job opportunity at the Daily Crescent newspaper. While there, he witnessed firsthand the horrors of the slave trade, an experience that would inform the political and artistic projects that followed.

Marshall served in the Continental army under Washington

Before his judicial career, Marshall served in a Virginia regiment during the American Revolution, rising to the rank of captain. He fought at Brandywine and Monmouth, endured the winter at Valley Forge, and developed a personal connection with Gen. George Washington.

The South was placed under federal military rule during Reconstruction

Beginning in 1867, the Reconstruction Acts divided 10 former Confederate states into five military districts, each governed by a Union general. Federal troops supervised elections, enforced civil rights, and maintained order under direct congressional authority.

The final shots of the Civil War were fired in the Arctic over 2 months after the South's surrender

In June 1865—two months after Lee's surrender—the Confederate raider CSS Shenandoah unknowingly attacked Union whaling ships in the Arctic. When the crew learned the war was over, they sailed 9,000 miles to surrender in Liverpool, England.

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

Truth met President Lincoln at the White House in 1864

In October 1864, Truth traveled to Washington and met President Lincoln a week before his reelection, though she could secure the appointment only through a white abolitionist friend. Lincoln signed her autograph book, and Truth later said she had never been treated with more "kindness and cordiality" by anyone.

Novelist Charles Portis covered Elvis Presley as a young reporter

The "True Grit" and "Norwood" author spent time working as a reporter for Memphis newspaper The Commercial Appeal, where he covered Elvis Presley's brief military leave.

Hamilton's formal education was cut short by the Revolutionary War

Enrolled at King's College, Alexander Hamilton planned to graduate in just a few years, racing through an intense curriculum, before the Revolutionary War interrupted his studies and he joined a New York volunteer militia.

Hughes lived in the Soviet Union in the 1930s

Hughes grew interested in the Soviet Union and radical politics in the early 1930s after the Communist Party of the United States defended the Scottsboro Boys, nine Black teenagers wrongly accused and convicted of raping two white women. In 1932, he lived there while working on a film that ultimately fizzled out, and returned home. In 1937, he planned to lead a tour of the country, as advertised below, but canceled it when a newspaper offered him a position reporting from the Spanish Civil War.

Read Thoreau's 'Civil Disobedience'

The essay—originally delivered as a lecture and inspired by a night in jail for failing to pay a poll tax—argued that citizens should nonviolently resist unjust government policies, including slavery. Read the entirety of the essay for free.

A tense standoff with the Teton Sioux nearly ended the expedition

In 1804, the Teton Sioux seized a Corps of Discovery boat during a Missouri River meeting, sparking a dangerous standoff. The conflict eased only after careful diplomacy.

A man survived being struck by lightning seven times

Roy Sullivan worked as a park ranger when he was first struck in April 1942 while fleeing a watchtower during a thunderstorm. Nicknamed the "Spark Ranger," he would be struck six more times while driving, in his garden, working in a guardhouse, sitting in his car, walking, and on a fishing trip.

Support for slavery helped drive Texas to revolt against Mexico

Mexico abolished slavery in 1829, but many Anglo-American settlers in Texas brought enslaved people and refused to comply. Their desire to preserve slavery was a major factor in Texas’s 1836 rebellion and independence from Mexico.

O’Connor despised romantic portrayals of the South

1939’s “Gone With the Wind” presented a rosy image of the Old South, something a 14-year-old O’Connor allegedly despised. Later, she wrote “A Late Encounter With the Enemy,” a story mocking how Confederate Army veterans were honored at the film’s premiere.

Lewis brought his loyal Newfoundland dog on the expedition

Meriwether Lewis was accompanied by his dog, Seaman, a Newfoundland who traveled the entire journey—helping hunt, guarding camp, and even rescuing supplies from a river.

Sartre spent his time in the French Army working on a novel

The writer's physical limitations (including partial blindness and balance issues) prohibited him from serving on the front lines. Instead, he worked as a military meteorologist. The job was not very demanding, so he spent most of his time writing. He told Simone de Beauvoir it was "extremely peaceful work; indeed I cannot think of any branch of the services that has a quieter, more poetic job."

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

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

In 2018, 26-year-old missionary John Allen Chau was killed by tribesmen after attempting to reach and evangelize on India's isolated North Sentinel Island

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

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.'

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

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.

During the French Revolution, a botanist's letter asking about "dear Rhus" (poison ivy) was intercepted, leading authorities to suspect he was conspiring with the Russians.

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

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.

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

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

70 years ago today, city officials in Santa Cruz, California, banned rock 'n' roll to protect its youth from corruption after witnessing a 'provocative' concert the night before.

Comedy legend Catherine O'Hara, star of 'Schitt's Creek' and 'Home Alone,' quit 'Saturday Night Live' after just one week to return to her old job.

After her fellow cult members tried to kill her with an LSD-infused hamburger, one member of the Manson Family, the murderous cult led by Charles Manson, decided to testify against the group's leader.

For centuries, Niagara Falls has been a magnet for daredevils seeking to conquer one of nature's most powerful wonders, with its 200-foot drop and water rushing at 32 feet per second with 280 tons of force.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

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

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

Fast-casual restaurant Chili's is experiencing a resurgence, with its parent company recently reporting a nearly 32% increase in sales, thanks to passionate Gen Z fans on TikTok.

Learn how monoclonal antibodies, which mimic the body's antibodies, can fight diseases like Ebola.