In 1979, Iranian students seized the US Embassy in Tehran, holding 52 Americans hostage for 444 days

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

Six American diplomats secretly hid in the Canadian Embassy for months after escaping the hostage crisis

When Iranian students seized the US Embassy, six Americans slipped away and took refuge with the Canadian Ambassador. The CIA orchestrated a daring escape under the cover of a fake film crew—later depicted in the Academy Award-winning film "Argo."

See a timeline of the events that shaped the Iranian Revolution

From a defamatory newspaper editorial that sparked protests in January 1978 to Khomeini's return from exile and the Shah's flight from Iran in 1979, this timeline traces the rapidly escalating chain of events—protests, crackdowns, and political collapses—that toppled one of the Middle East's most powerful monarchies.

The Shah used torture and other human rights abuses to maintain power before the revolution

A declassified 1976 US Embassy telegram acknowledged that the Shah held 3,400-3,500 political prisoners, documented torture allegations against the SAVAK secret police, and confirmed press censorship, even as American diplomats sought to minimize human rights concerns for Congress.

Oil nationalization triggered the CIA‑backed 1953 coup in Iran

NPR's Four Days in August podcast recounts the four days of covert CIA‑UK operations in Iran that toppled Prime Minister Mossadegh in August 1953. Threats of Iranian oil nationalization were a major driver of the decision to facilitate regime change.

The Shah fled Iran in January 1979, ending nearly 38 years of Pahlavi rule

On Jan. 16, 1979, Mohammad Reza Shah left Iran with his wife, officially for a "vacation"—one he would never return from. His departure marked the effective collapse of the monarchy, as millions celebrated in the streets and power swiftly shifted to Khomeini's revolutionary movement.

Iran’s 1979 revolution sparked a second oil shock—and reconfigured global energy markets

Widespread strikes in Iran’s oil sector during the 1978-79 revolution slashed production and triggered panic buying, flooding oil markets with fear.

Iraq invaded Iran in 1980, drawing the new Islamic Republic into a devastating eight-year war

Just a year after the revolution, Saddam Hussein invaded Iran, hoping to exploit its post-revolutionary instability. The brutal conflict killed hundreds of thousands in one of the century's deadliest conflicts and forced Khomeini's government to consolidate power.

The Iranian Revolution relied largely on nonviolent tactics

Despite thousands of unarmed protesters killed by the Shah's forces, the revolution relied overwhelmingly on nonviolent tactics, including strikes, demonstrations, and civil disobedience, with up to 9 million Iranians peacefully taking to the streets, making it one of history's largest protest movements by population percentage.

Hear how the US and Iran went from close allies to bitter adversaries after the 1979 revolution

Covering five decades of conflict and diplomacy, this podcast examines key flashpoints—from the Iran-Iraq War and the 1983 Beirut bombings to Iran's use of proxy forces and cyberattacks—offering insight into one of the most consequential and complex rivalries in modern geopolitics.

In the 1970s, the US experienced a period of stagflation

It was characterized by high inflation, slow economic growth, and high unemployment. The crisis was triggered by a combination of factors, including loose monetary policy that spurred excess demand and spiraling oil prices caused by an OPEC embargo in 1973.

Nixon's landslide in the 1972 presidential election

Despite the Watergate break-in becoming public in June 1972, voters largely shrugged it off. On Nov. 7, 1972, Richard Nixon still achieved a historic landslide—winning 520 out of 538 electoral votes, carrying 49 states—making it one of the largest Electoral College victories in US history.

The Kent State massacre sparked a nationwide student strike

In 1970, the Ohio National Guard opened fire on Kent State University students—peacefully protesting the Vietnam War—and killed four. The tragedy led to more widespread nationwide protests, shutting down more than 200 colleges and universities. The event led to a Pulitzer Prize-winning photo of a slain and grieving student.

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.

The US government has shut down 22 times since 1976

This resource breaks down every federal shutdown since 1976, showing how long each lasted and the budget disputes that caused them—revealing how routine funding failures have become in modern US politics.

See a timeline of the tumultuous relationship between Cuba and the US since 1959

Only 90 miles separate Cuba from the US, yet Cold War hostility froze relations for decades. This timeline traces six decades of tension, from revolution and missile crisis to renewed hardline US policies reintroduced in 2025

The history of the White House Hanukkah party

Despite celebrating Christmas for hundreds of years, the US Presidential White House didn't have its first Hanukkah celebration until 1979, when Jimmy Carter oversaw the lighting of a menorah. Since then, the tradition has expanded, including lessons on playing with dreidels and big parties. See a timeline of the events here.

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.

The US Olympic hockey team upset the USSR in 1980—later dubbed the 'Miracle on Ice'

At the 1980 Winter Olympics, a team of American college players defeated the heavily favored Soviet hockey team—shocking the world. The victory became a defining moment of Cold War sports rivalry and American national pride.

The US handed control of the canal back to Panama in 1999

This was the result of two treaties signed during President Jimmy Carter's presidency, one shifting control to Panama and the other declaring the canal zone neutral. In recent years, US officials have suggested the US may retake control. Experts agree that the only viable way would be through military force.

What happened to Americans who were in Japan during Pearl Harbor?

When Japan bombed Pearl Harbor in December 1941, roughly 10,000 American civilians were stranded in Japanese-occupied territory. Tense diplomatic negotiations eventually secured two prisoner exchanges conducted via ship across 20,000 nautical miles to return nearly 3,000 Allied civilians, while Japanese Americans in North and South America were sent in the opposite direction, many to a country they had never called home.

President Reagan postponed the State of the Union after Challenger

In his Oval Office address delivered the night of the disaster, President Ronald Reagan spoke directly to the nation about the loss of Challenger and its crew, postponing that evening's scheduled State of the Union to address the tragedy.

Presidents have temporarily transferred power under the 25th Amendment during medical procedures

Section 3 of the 25th Amendment lets presidents temporarily transfer authority—without permanently giving up the office. Reagan, George W. Bush, and Biden each invoked it during medical procedures, briefly making their vice presidents acting president.

Prelude to the Tiananmen Square crackdown

On June 2, 1989, two days before the military-led massacre that would come to be known as the Tiananmen Square crackdown, nine of China's top leaders discussed how to stop pro-democracy protesters. During this meeting, leader Deng Xiaoping delivered a speech that has shaped the country ever since, in which he advocated for a forceful end to the protests while supporting China's economic "opening-up" featured in protesters' demands.

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

Explore a timeline of the International Space Station National Lab

In 1984, President Ronald Reagan called for establishing a human presence in space, which began with NASA astronaut Bill Shepherd and Russian cosmonauts Yuri Gidzenko and Sergei Krikalev on November 2, 2000. Humans have continuously occupied the ISS every day since.

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.

The strange story behind President Jimmy Carter's brother's 'Billy Beer'

During Carter's 1976 presidential campaign, his brother, Billy Carter, became a sideshow attraction as a country bumpkin. The Louisville-based Falls City Brewing Company decided to capitalize on the attention and hired Carter has a brand ambassador to promote his own "Billy Beer." What followed was a strange, suspicious bit of guerilla marketing and hucksterism, all of it documented in this Mental Floss retrospective.

What happened during the Fall of Saigon?

After the U.S. pulled out of the conflict in 1975, North Vietnam quickly subsumed the South, renaming its then-capital of Saigon into Ho Chi Minh City. What happened during the city's fall? Take the next 17 minutes to watch this 1975 footage from the Associated Press to learn more.

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

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.

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

One of the most famous portraits ever taken is 'Afghan Girl' (1984) by Steve McCurry, yet the subject Sharbat Gula went much of her life without being identified or benefitting from the image's success.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

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.

Brandi Chastain, the star of the 1999 US victory over China in the 1999 Women's World Cup, was a last-second choice to take the penalty kick that sealed the victory.

Take a 3D tour of the Hajj, Islam's annual pilgrimage to Mecca, undertaken by over 1.5 million Muslims.

The distributor behind 'Rocky Horror' pulled the film from its scheduled national release, believing it would be a failure, though it eventually amassed a dedicated fanbase through midnight showings, a trend that continues over 50 years later.

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

Explore what it's like inside a patient isolation unit, used in situations such as treating a patient or suspected patient with Ebola.

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

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

Meet the 56 signers of the Declaration of Independence—most of whom didn't put pen to paper until August 2, 1776—and see their original signatures.

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.

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.

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

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

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.

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.