Gulags were a vast network of Soviet forced-labor camps under Stalin

Stalin transformed the USSR through rapid industrialization and brutal repression

Ruling from the mid-1920s to 1953, Joseph Stalin reshaped the Soviet Union with forced collectivization, crash industrial growth, and widespread terror. His policies modernized the economy but caused mass famine, purges, and the deaths of millions.

The Soviet Union explained

From 1922 to 1991, the Soviet Union spanned one-sixth of Earth’s landmass and housed nearly 300 million people. As the most significant test of Marxist governance, it sat at the center of the century’s defining struggle between capitalism and communism.

Explore a timeline tracing the Soviet Union’s collapse from 1985 to 1991

This interactive webpage charts the USSR’s final years—from Gorbachev’s rise to the 1991 dissolution—using infographics, key quotes, and profiles of prominent political figures to explain how the Soviet state unraveled, and Russia emerged in its place.

Explore 1,500 Soviet propaganda posters showcasing the USSR’s visual cultu

This extensive gallery curated by Ben Perry features nearly 1,500 Socialist Realist posters. The images celebrate agriculture, industry, and cultural life, condemn fascism and capitalism, and glorify leaders like Lenin and Stalin through bold colors, striking typography, and classic Soviet design.

Stalin's policies intentionally caused a devastating famine in Ukraine

The Holodomor of 1932-33 was a human-made famine resulting from Stalin's grain requisition policies, killing an estimated 3 million to 4 million Ukrainians—considered by many to be an act of genocide.

See a timeline of the major moments in Soviet history

Beginning with Lenin’s return to Russia from Germany in 1917 and ending with Gorbachev’s resignation on December 25, 1991, this timeline outlines the significant domestic and foreign policy developments that led to the rise and fall of the Soviet Union.

Soviet control spread across Eastern Europe after WWII

In the late 1940s, the USSR solidified control over Eastern Europe by installing pro-communist regimes in countries like Poland, Hungary and Romania—often through rigged elections and political repression.

Economic stagnation and the arms race pushed the USSR toward collapse

By the 1980s, chronic economic stagnation and soaring military costs forced Gorbachev to launch sweeping reforms—perestroika and glasnost—to revive the Soviet system. Instead, openness fueled independence movements across the republics, accelerating the regime’s rapid downfall.

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.

The mysterious details of Stalin's death

The 73-year-old dictator of the Soviet Union died March 5, 1953, officially from a stroke, on top of nearly a decade of significant medical issues. But evidence suggests the longtime leader might have been poisoned less than a week before at an intimate gathering of Stalin's closest confidantes and advisors. Explore the current evidence for Stalin's alleged murder here.

Sparkling wine was a political tool in the Soviet Union

To show the world that the Soviet Union had recovered after the devastating famine of the early 1930s, leader Josef Stalin turned to a surprising source: sparkling wine. Stalin believed that if everyday citizens could access luxury goods like caviar and Champagne, it would show socialism had succeeded. The result was Sovetskoye Shampanskoye, a Soviet-made sparkler that achieved his goal of availability and affordability if not quality.

Explore 100 years of communism across the globe, from the 1917 October Revolution to North Korea's modern nuclear defiance.

The Soviet Union consisted of 15 Soviet Socialist Republics

The USSR comprised 15 republics—Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Russia, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan—all governed from Moscow, the Soviet capital and still Russia’s capital today.

The Soviet Union collapsed in 1991, due to economic decline and political unrest

By the late 1980s, the Soviet economy was stagnating and its political system was under tremendous strain. Soviet reforms failed to reverse the decline, and growing independence movements led to the USSR’s formal dissolution in 1991.

The 1917 Russian Revolution: an interactive timeline

The 1917 Russian Revolution ended Tsarist rule and ultimately led to the establishment of the Union of Soviet Socialist Republics in 1922. Follow the events that led to the revolution, subsequent civil war, and the USSR in this interactive...

How organized crime took over post-Soviet Russia

After more than seven decades of Soviet communism, the collapse of the system in the early 1990s opened a path for organized crime to take over the country's newly-privatized industries. As Vladimir Putin centralized power in the subsequent decades, he did not vanquish the mafia, but rather tamed it. This long read explores the subtle, complex ways organized crime flourishes within Putin's state.

Russian Revolution of 1917: a gallery

Being in a place where history happened is a special feeling. This interactive photo gallery from the Guardian captures that experience with then-and-now images of landmarks that played a part in the Russian Revolution. Scroll through archival photos of Bolshevik supporters marching down St. Petersburg’s Nevsky Prospekt, then move the slider to the right to see how the same street looks today.

See an animated map of the entire Cold War.

Stalingrad was the turning point of WWII in Eastern Europe

The six-month siege (July 1942–February 1943) ended when the Soviet Union’s counteroffensive, Operation Uranus, encircled and destroyed Germany’s 6th Army. This decisive victory shifted momentum permanently to the Soviets on the Eastern Front, marking a major strategic reversal in Europe and undermining Nazi Germany’s war capacity.

What's the role of forced prison labor in a land where slavery is illegal?

Companies across the South profited off the forced labor of people in prison after the Civil War. This hourlong investigative podcast episode explores the role forced (and often unpaid) prison labor has played in the US since slavery was abolished.

Ukraine's Soviet Republic was tightly bound to Moscow's control

Proclaimed in 1917 and absorbed into the USSR in 1922, the Ukrainian Soviet Socialist Republic was nominally independent yet operated under Moscow's control, with its government and laws directed by the Soviet Communist Party.

The disaster affected the Soviet Union's credibility at home and abroad

The USSR's secretive, chaotic response to Chernobyl dealt a significant blow to its legitimacy. Public anger over deception, health risks, and propaganda fueled mass protests, strengthened independence movements in Ukraine and Belarus, and convinced many Soviets that the system was failing.

Hear the story of a cosmonaut stranded in space after the Soviet Union collapsed

When the USSR dissolved in 1991, cosmonaut Sergei Krikalev was still aboard a space station—forcing him to remain in orbit for months longer than planned. This limited podcast series recounts the event, hosted by astronaut and pop star Lance Bass.

The 13th Amendment's criminal exception enabled new forms of forced labor

Southern states exploited the amendment's clause allowing slavery "as punishment for crime" to arrest thousands of Black Americans on minor charges, leasing them to private employers through convict labor systems that persisted for decades.

See what became of Pripyat, the Soviet town built to house Chernobyl's plant workers, a year after the nuclear disaster forced its evacuation.

The US and the USSR each boycotted Olympic Games during the Cold War

The US led a boycott of the 1980 Moscow Olympics over the Soviet invasion of Afghanistan. In retaliation, the USSR and its allies skipped the 1984 Los Angeles Games.

The Holocaust was the systematic, state‑sponsored genocide of 6 million European Jews

Between 1933 and 1945, Nazi Germany and its collaborators implemented the “Final Solution”: a state-engineered campaign of antisemitic persecution and mass murder. By the end, two-thirds of Europe’s Jews—approximately 6 million individuals—had been exterminated through ghettos, mass shootings, and extermination camps.

Mapping Russia's historical borders

This interactive map illustrates how the country’s borders have changed over the centuries, dating all the way back to the year 862, when the Varangian king Rurik assumed leadership of Ancient Rus. Scroll down to see how Russia vastly expanded its territory in the 16th and 17th centuries, and skip to 1991 to see which countries gained independence after the fall of the USSR.

Hear how Putin's Soviet childhood shaped his rule

In this podcast, journalist Julia Ioffe traces Putin's worldview to his "dvor"—the rough Soviet courtyards where he learned power, loyalty, and survival. The series shows how these early lessons shape his war in Ukraine.

The 1955 Warsaw Pact was the Soviet Union’s answer to NATO

The pact included Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania, and the USSR. The pact established collective security and a joint military command between the member countries.

The USSR's space program achieved many historic firsts in the Space Race

Soviet scientists launched the first satellite, sent the first human into orbit, and carried out early spacewalks—milestones that gave the USSR a decisive early lead in the Space Race and reshaped global competition in science and technology.

During the Cold War, the rules-based order was largely limited to the West

The Soviet Union and its allies operated outside the Bretton Woods institutions, meaning the postwar liberal order functioned as a regional rather than a truly global system. This changed with the USSR's collapse in 1991.

The Soviet Union had a similar sphere of influence policy during the Cold War—the Brezhnev Doctrine

Articulated in 1968, the Brezhnev Doctrine claimed the Soviet Union's right to intervene militarily in its satellite states to prevent any deviation from communist rule. It was used to justify the invasion of Czechoslovakia that same year and the invasion of Afghanistan in 1979.

A map of WWII refugees and their stories

Trace the paths of different people and families on this interactive map as they made their escape from the Nazi regime. Primary and secondary sources like letters, documents, memoirs and diaries, photos, interviews, and news clippings showed how many found a path to freedom, from the Kindertransport to individual stories.

A map of slavery's spread across the US

Need a visual on how prevalent slavery was in the US? Scroll through this interactive map and timeline based on census data from 1790 to 1860.

The treadmill was invented as a machine for prison labor

William Cubitt invented the machine in the early 1800s, imagining prisoners, usually two at a time, would use it to grind grain or pump water.

Propaganda became a key weapon in the US–Soviet Cold War

Both superpowers waged a global battle for hearts and minds through propaganda—using film, radio, art and education to promote their values. The US emphasized freedom and prosperity, while the USSR championed socialism and anti-imperialism.

The Manhattan Project created secret cities that didn’t appear on maps

To maintain secrecy, the US built three remote research facilities and entire “secret cities” to house thousands of workers and families. These communities—home to tens of thousands—were omitted from official maps until after World War II.

Mapping where the drug captagon is seized worldwide

In the 1960s, Captagon was patented in Germany as a stimulant similar to amphetamines. It was prescribed for a time to address narcolepsy, ADHD, and other conditions. As its addictiveness and psychosis-inducing quality became more apparent, the drug has been banned in many countries. A robust illicit manufacturing of the drug endures in the Middle East, especially in Syria and Lebanon. Track locations where the drug has been seized on this updated map.

Communism grew in appeal during the Great Depression

With at least a quarter of the country out of work, some Americans disenchanted with capitalism began looking at alternatives. Watch this five-minute video to learn about communism's growing allure during the Great Depression.

Spartacus: Enslaved ancient Roman gladiator turned revolt leader

Sold into slavery and forced to be a gladiator, Spartacus ultimately took the fight outside the arena and revolted against the Romans. This article dives into the history of the rebel leader. Spartacus was originally from Thrace, a part of ancient Europe that included parts of modern-day Bulgaria, Turkey, and Greece. Exactly what led to his enslavement is unclear, but it likely involved ancient Rome's attempt to subjugate Thrace.

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.

During the Cold War, the Soviet Union created a Eurovision competitor

The Soviet Union was not a member of the European Broadcasting Union, so it couldn't compete in Eurovision. In 1977, it turned a preexisting Polish-language singing competition into one that more closely resembled Eurovision and renamed it Intervision. The competition was open to countries from across the globe, regardless of their form of government, though most entrants were from communist countries.

See the “Miracle on Ice” through the eyes of a Soviet player

In this video, hockey legend Slava Fetisov reflects on the USSR’s powerhouse teams, his experience in the 1980 Olympic loss to the US, and his later move to the NHL—where Russian players became dominant forces.

Sartre eventually denounced communism

The French philosopher was a long-time ardent supporter of communism and the USSR. He finally spoke out against the movement with the 1956 Soviet invasion of Hungary, saying that the move was "made possible by 12 years of terror and imbecility."

US–Soviet hostility began long before the Cold War

US–Soviet tensions began decades before WWII. After the 1917 revolution, the US refused to recognize the Bolshevik regime and even sent troops to fight against it.

The Cold War (1947-1991) prompted the birth of NATO and the Soviet Warsaw Pact

The geopolitical rivalry between the United States and Soviet Union was considered “cold" because the two countries never directly engaged in military combat during the time period. This page from the Kennedy Presidential Library outlines the causes and major events of the early Cold War.

The Chernobyl disaster released more radioactive material than the Hiroshima bomb.

What was life like as a slave in the US?

Over 2,500 former slaves were interviewed by writers and journalists in the late 1930s as part of the US Federal Writer's Project. The collection recorded images and firsthand verbal accounts of life as a slave, eight of which are highlighted in this article at the Library of Congress. See the humanity in each of these individuals with their firsthand accounts.

Lenin’s “dictatorship of the proletariat” meant power held by workers, not elites

Lenin argued that capitalism concentrated power in a small ruling class, and only transferring authority to industrial workers could eliminate exploitation and class hierarchy. This five-minute explainer outlines how he envisioned that revolutionary shift.