Vladimir Putin was the first world leader to call Bush after 9/11, and visited the US two months later.

President Bush threw the first pitch at the World Series in New York City less than two months after 9/11.

President Bush learned of the 9/11 attacks while visiting a classroom

President George W. Bush was reading to second graders in Florida when he was informed that a second plane had struck the World Trade Center, all in view of reporters.

President Bush addressed the nation on 9/11 from the Oval Office, watched by an estimated 80 million people.

George W. Bush delivered the first State of the Union livestreamed online

In 2002, George W. Bush became the first president to livestream the State of the Union, using the address to label Iraq, Iran, and North Korea an "axis of evil," shaping US strategy during the War on Terror.

9/11 reshaped US foreign and military policy for decades, shifting focus to non-state actors and the Middle East.

The rise of Vladimir Putin

Vladimir Putin's rise has been unprecedented. Over the years his actions have taken him from being a spy in East Germany to president of Russia. Learn more about his rise to power and the means by which he achieved it in this brief yet thorough nine-minute video.

The US launched the Global War on Terror after 9/11

In the wake of 9/11, the US declared a Global War on Terror—initiating military operations in Afghanistan and Iraq, expanding surveillance, and forming international coalitions to combat terrorism and disrupt extremist networks worldwide.

Osama bin Laden declared jihad—a call for armed struggle framed as a religious duty—against the US in 1996.

How NATO responded to 9/11

The collective defense clause of the NATO constitution has only been invoked one time: after the 9/11 terrorist attacks against the United States. This video explores the immediate actions NATO took to respond to the attacks to support the United States. These firsthand clips from 2001 give a sense of the magnitude of the moment and the difficult decisions facing NATO leaders at the time.

The US and allies invaded Iraq based on flawed intelligence about potential weapons of mass destruction.

Watch an American news report of the Chernobyl disaster

Americans first heard about the Chernobyl nuclear disaster two days after the event, once abnormal radiation was detected in nearby countries. This forced Soviet officials to acknowledge the catastrophe publicly for the first time a few days after it occurred.

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.

Putin claimed the invasion of Ukraine was to demilitarize and 'denazify' the country

In a 5,000-word historical treatise he wrote himself, President Vladimir Putin claimed the move was meant to restore Russia's historic lands. Many Western historians and global leaders described these narratives as false pretexts for aggression.

US intelligence warned in multiple reports of al-Qaeda's plans to strike before 9/11.

During the Cold War and into the 21st century, US and Soviet/Russian leaders repeatedly agreed to arms control treaties, though strained tensions have led to the expiration of agreements in recent years.

The origins of Putin's 'Nazism' claim in Ukraine

Ukraine has had a varied history, and is home to a rich diversity of ethnicities, religions, and people. In the time leading up to Russia's attacks on the country, Russian President Vladimir Putin referred to Ukraine as a "Nazi nation", owing to Ukrainian nationalists' acceptance of the invading Nazis as liberators from the Soviet Union in WWII. The history is more complex than that. Read this Smithsonian Magazine article to learn more.

The day Russia invaded Ukraine—an oral history

Experience the slow build-up to the Russian-Ukraine war, to the moment when it was clear Putin intended to invade, to the actual invasion and occupation in this oral history compiled by Politico. Multiple US and Western officials share their perspectives and thoughts on the war, how it's been conducted, and what can happen next.

Presidents invite guests to personalize the State of the Union

The tradition began in 1982 when Ronald Reagan honored Lenny Skutnik, who rescued a survivor from the icy Potomac after a plane crash. Since then, presidents have spotlighted a wide range of guests from Rosa Parks to Rush Limbaugh to humanize and reinforce policy themes.

Wartime conferences exposed cracks in the US–Soviet alliance

At the Tehran, Yalta and Potsdam Conferences, Allied leaders coordinated WWII strategy—but deep disagreements over postwar Europe foreshadowed the Cold War. The USSR’s push for influence in Eastern Europe clashed with US and British calls for self-determination.

Explore over a century of US-Canadian relations.

George Washington set the template for the presidency

As the first US president, George Washington established key traditions still followed today—forming a Cabinet, serving only two terms, asserting executive independence, and peacefully transferring power—helping define how the presidency would function.

9/11 was the first global disaster watched in real time across the world

As the first plane struck at 8:46 a.m. ET, CNN's live feed broadcast images worldwide within minutes. An estimated 2 billion people watched the collapse of the Twin Towers live.

Americans showed an unprecedented surge of patriotism after 9/11

In the weeks following 9/11, 79% of US adults reported displaying the American flag, and a year later, 62% said they "often felt patriotic" due to the attacks.

NATO's Article 5 has been invoked once—after 9/11

The article was invoked the day after the attacks and launched a series of NATO campaigns to fight global terrorism. This page includes excerpts from a speech by then-NATO Secretary General Jens Stoltenberg about the attacks and the organization’s response.

On April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first human in space

In 1961, Soviet cosmonaut Yuri Gagarin became the first human to orbit Earth, deepening US fears of falling behind in the space race. Watch archival footage to see why the mission was such a historic turning point.

Oil prices spiked when Russia invaded Ukraine in 2022

The price of a barrel of Brent crude experienced volatility in the early 2020s. This chart shows price spikes at the beginning of the pandemic and again when Russia invaded Ukraine.

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.