A small mistake in a press conference triggered the fall of the Berlin Wall

See the celebration at the Berlin Wall as it fell in 1989

In November 1989, East German guards stood down as crowds surged across the nearly 100-mile barrier encircling West Berlin. Thousands celebrated the wall’s sudden irrelevance and collapse. This ABC News report captures the moment’s upheaval and joy.

Hear from people who experienced Germany's unification in 1990

What was it like to see Germany's fractured halves reunite in 1990? Explore eyewitness accounts of the reunification of Germany and the fall of the Berlin Wall in this collection of artist and resident interviews. The Berlin Wall sundered the city...

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 wall separating East and West Berlin was a highly visible symbol of the Cold War

Built in 1961, the Berlin Wall physically separated East and West Berlin for nearly three decades—preventing East Germans from fleeing to the West. Its fall in 1989 signaled the collapse of communist regimes across Eastern Europe.

A West Berlin student dug a tunnel under the Berlin Wall—29 East Germans escaped

This podcast recounts how a young West Berlin student excavated a secret 135‑meter tunnel beneath the Berlin Wall in 1962. A total of 29 East Germans escaped to freedom, even as a Stasi mole threatened exposure.

How the Great Depression and end of WWI paved the way for Hitler’s rise to power

The end of WWI was triggered by an armistice that blamed the conflict on Germany and required the financially struggling country to pay reparations. This outraged nationalists and ignited conspiracies that Hitler was able to capitalize on, according to this six-minute video. It was during this financial strain that the Great Depression hit.

Gorbachev’s reform efforts accelerated the Soviet Union’s collapse

In the 1980s, Mikhail Gorbachev introduced glasnost (openness) and perestroika (restructuring) to reform the USSR. Instead of saving the system, the policies exposed deep problems—fueling unrest and weakening central control.

Hitler's 1941 invasion of the USSR doomed Nazi Germany

Hitler unleashed Operation Barbarossa on June 22, 1941, underestimating Soviet resilience, Russian winter, and logistics. His overconfidence—rooted in early victories like France—turned this campaign into a strategic catastrophe, shifting the war’s momentum irreversibly—often cited as his greatest blunder.

Wander through an Oktoberfest celebration

Feel like you’re in the center of the action with this walk-through video of the modern Oktoberfest experience. A former Munich resident covers everything you could want to know, including how to not anger the locals with boorish behavior. She explains the layout of the grounds, what to wear (hint: not cheap, mass-produced German costumes), and a few vital German phrases. Don’t forget to say "bitte" (thank you) when ordering your next round!

Limited transparency soon after Chernobyl made it a source of conspiracy theories

Some rumors about the event became perceived as more reliable than the Soviet mass media, which had omitted key information during the early days of uncertainty. The resulting theories included CIA involvement in the disaster, three-headed birds, aliens, and a weaponized earthquake.

Davos has been home to many pivotal moments in international diplomacy

Davos provides a forum for unlikely meetings: FW de Klerk met with Nelson Mandela and Mangosuthu Buthelezi during South Africa’s transition from apartheid, North and South Korea held their first-ever ministerial talks, and East and West German leaders discussed reunification.

Explore a multimedia timeline of Communism’s global rise and collapse

This timeline from The Washington Post traces the spread of Communism—from revolutions and Cold War flashpoints to movements in China, Cuba, Korea, and Vietnam—using archival photos and key moments to chart the ideology’s dramatic ascent and worldwide decline.

Watch the historic treaty signing that established NATO in 1949

NATO was created with the signing of the North Atlantic Treaty on April 4, 1949, in Washington, DC. The clip embedded in the webpage includes a newsreel with an excerpt from US President Harry Truman’s speech celebrating the historic day.

An impostor convinced Frank Shorter he’d lost the gold

The 1972 marathon at the Munich Games featured a dramatic finish, thanks to someone posing as a competitor entering the stadium before Shorter. The stunt confused Shorter and the crowd (and enraged the American television announcers) as he entered the final stretch.

How former President Nixon's visit to China shifted geopolitics

While Richard Nixon may be best remembered for Watergate and the disintegration of his presidency, his visit to China in 1972 stands as a triumph of his administration. Learn about the president's visit to Beijing (then referred to as Peking), his methods and approach, and the subsequent opening of diplomatic ties with China.

The doorway effect is when people forget their task when entering a new space

The "why did I come in here?" feeling after walking into a room comes from the brain creating event boundaries to organize memories. Mentally revisiting a previous room can help recall tasks and reverse memory loss. (Some readers may experience a paywall.)

One pop-culture historian fooled the nation with a fake origin story of April Fools' Day

In 1983, Joseph Boskin, a professor at Boston University, was interviewed by the Associated Press to discuss the history of April Fools'. Boskin shared a made-up story about a jester who took over Rome for a day and proclaimed that April 1 would henceforth serve as 24 hours of silliness. AP published the fib about "King Kugel," creating buzz and confusion for news outlets around the country.

See how the White House is 'flipped' in a matter of hours on Inauguration Day

On Inauguration Day, the outgoing family departs after a morning farewell, and residence staff rapidly pack and move their belongings out while preparing rooms for the incoming first family—transforming the White House within hours before they arrive that afternoon.

Why the First Gulf War occurred—and how it played out

This video navigates the conflict’s core—from Iraq's August 2, 1990 invasion of Kuwait through Operation Desert Shield’s buildup, to the decisive air and ground assault of January–February 1991. It spotlights coalition tactics and rapid liberation of Kuwait, highlighting how precision bombing and advanced tech reshaped modern warfare.

The typo that scandalized a continent

One printing mistake in the 17th century proved so unfortunate it cost two men their careers and scandalized religious folks for centuries. Read the story here.

Rise and fall of the Byzantine Empire in 60 seconds

In 330 CE, Emperor Constantine made the bold move of shifting the Roman capital to Byzantium and renaming it Constantinople. This decision helped shape the Eastern Roman Empire, or what we now call the Byzantine Empire. Here’s how the city rose to global prominence, and why its legacy lingers today.

The 1929 stock market crash is a defining example of a financial bubble burst

Fueled by margin speculation and intense optimism, stock prices soared to unsustainable levels before collapsing in late October—erasing billions in market value within days.

IFA 1931 hosted the first public TV demonstration

In 1931, Manfred von Ardenne presented his cathode ray tube television to the public for the first time, marking the first public demonstration of fully electronic TV. This article examines his breakthrough and the evolution of television technology since.

Policies related to the coronavirus pandemic inadvertently increased illegal border crossings

A pandemic-era public health measure called Title 42—intended to seal the border by expelling migrants immediately—backfired. Because expulsions carried no legal consequences, migrants simply tried again, driving illegal crossings to a peak of over 370,000 people in December 2023.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

'The minute you start talking about what you're going to do if you lose, you have lost.'

- Diplomat George Shultz (1920–2021)

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.

The identity of the Tank Man in the iconic photo from the 1989 Tiananmen Square protests remains unknown and was possibly killed.

In 1984, Operation Smash Hit intentionally crashed a 239-ton train into a nuclear waste canister at 100 miles per hour to prove the canister's safety, which remained completely intact and lost just 0.29 of its 100 pounds of pressure.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

How the most famous Ebola book, The Hot Zone, which sold 3.5 million copies and was translated into 30 languages, got aspects of the disease so wrong.

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

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

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.

Dorothy's famous entrance into Oz in 'The Wizard of Oz' relied on analog tricks, including a body double and sepia-toned paint, as much as it did on technology

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

In 2009, the nation was gripped by the story of a missing young boy who was believed to be floating over Colorado in a homemade balloon, until it was revealed that he was at home the whole time.

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

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.

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

When a Paris department store hesitated to sell Estée Lauder's perfume, she 'accidentally' broke a bottle, causing the smell to spread throughout the store and shoppers to start asking to buy the scent.

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

Before the current East Wing ballroom project, only two White House renovations in the past 100 years cost more than $10M.

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

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in casualties, forces mobilized, and displacement of civilians.

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.

Explore chaos in this simulation of two double pendulums, where small differences in the release angles produce wildly different outcomes.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

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.